* Package:    dev-libs/igraph-0.7.1-r2
 * Repository: gentoo
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox test userpriv usersandbox
>>> Unpacking source...
>>> Unpacking igraph-0.7.1.tar.gz to /var/tmp/portage/dev-libs/igraph-0.7.1-r2/work
>>> Source unpacked in /var/tmp/portage/dev-libs/igraph-0.7.1-r2/work
>>> Preparing source in /var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1 ...
 * Applying igraph-0.7.1-unbundle.patch ...
 [ ok ]
 * Running eautoreconf in '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1' ...
 * Running libtoolize --install --copy --force --automake ...
 [ ok ]
 * Running aclocal ...
 [ ok ]
 * Running autoconf --force ...
 [ ok ]
 * Running autoheader ...
 [ ok ]
 * Running automake --add-missing --copy --force-missing ...
 [ ok ]
 * Running elibtoolize in: igraph-0.7.1/
 *   Applying portage/1.2.0 patch ...
 *   Applying sed/1.5.6 patch ...
 *   Applying as-needed/2.4.3 patch ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1 ...
 * econf: updating igraph-0.7.1/config.sub with /usr/share/gnuconfig/config.sub
 * econf: updating igraph-0.7.1/config.guess with /usr/share/gnuconfig/config.guess
./configure --prefix=/usr --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --disable-dependency-tracking --disable-silent-rules --docdir=/usr/share/doc/igraph-0.7.1-r2 --htmldir=/usr/share/doc/igraph-0.7.1-r2/html --libdir=/usr/lib64 --disable-gmp --disable-debug --disable-tls --with-external-arpack --with-external-blas --with-external-lapack --with-external-f2c --with-external-glpk
checking for a BSD-compatible install... /usr/lib/portage/python3.4/ebuild-helpers/xattr/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking for x86_64-pc-linux-gnu-gcc... x86_64-pc-linux-gnu-gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether x86_64-pc-linux-gnu-gcc accepts -g... yes
checking for x86_64-pc-linux-gnu-gcc option to accept ISO C89... none needed
checking whether x86_64-pc-linux-gnu-gcc understands -c and -o together... yes
checking for style of include used by make... GNU
checking dependency style of x86_64-pc-linux-gnu-gcc... none
checking for x86_64-pc-linux-gnu-g++... x86_64-pc-linux-gnu-g++
checking whether we are using the GNU C++ compiler... yes
checking whether x86_64-pc-linux-gnu-g++ accepts -g... yes
checking dependency style of x86_64-pc-linux-gnu-g++... none
checking how to run the C++ preprocessor... x86_64-pc-linux-gnu-g++ -E
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checking lex output file root... lex.yy
checking lex library... -lfl
checking whether yytext is a pointer... yes
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checking how to run the C preprocessor... x86_64-pc-linux-gnu-gcc -E
checking for grep that handles long lines and -e... /bin/grep
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checking sys/times.h usability... yes
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checking build system type... x86_64-pc-linux-gnu
checking host system type... x86_64-pc-linux-gnu
checking how to print strings... printf
checking for a sed that does not truncate output... /bin/sed
checking for fgrep... /bin/grep -F
checking for ld used by x86_64-pc-linux-gnu-gcc... /usr/x86_64-pc-linux-gnu/bin/ld
checking if the linker (/usr/x86_64-pc-linux-gnu/bin/ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /usr/bin/x86_64-pc-linux-gnu-nm -B
checking the name lister (/usr/bin/x86_64-pc-linux-gnu-nm -B) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 1572864
checking how to convert x86_64-pc-linux-gnu file names to x86_64-pc-linux-gnu format... func_convert_file_noop
checking how to convert x86_64-pc-linux-gnu file names to toolchain format... func_convert_file_noop
checking for /usr/x86_64-pc-linux-gnu/bin/ld option to reload object files... -r
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checking how to recognize dependent libraries... pass_all
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checking how to associate runtime and link libraries... printf %s\n
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checking command to parse /usr/bin/x86_64-pc-linux-gnu-nm -B output from x86_64-pc-linux-gnu-gcc object... ok
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checking for x86_64-pc-linux-gnu-gcc option to produce PIC... -fPIC -DPIC
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checking if x86_64-pc-linux-gnu-gcc supports -c -o file.o... (cached) yes
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checking whether -lc should be explicitly linked in... no
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checking how to hardcode library paths into programs... immediate
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checking how to run the C++ preprocessor... x86_64-pc-linux-gnu-g++ -E
checking for ld used by x86_64-pc-linux-gnu-g++... /usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64
checking if the linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) is GNU ld... yes
checking whether the x86_64-pc-linux-gnu-g++ linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) supports shared libraries... yes
checking for x86_64-pc-linux-gnu-g++ option to produce PIC... -fPIC -DPIC
checking if x86_64-pc-linux-gnu-g++ PIC flag -fPIC -DPIC works... yes
checking if x86_64-pc-linux-gnu-g++ static flag -static works... yes
checking if x86_64-pc-linux-gnu-g++ supports -c -o file.o... yes
checking if x86_64-pc-linux-gnu-g++ supports -c -o file.o... (cached) yes
checking whether the x86_64-pc-linux-gnu-g++ linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) supports shared libraries... yes
checking dynamic linker characteristics... (cached) GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking for ANSI C header files... (cached) yes
checking stdarg.h usability... yes
checking stdarg.h presence... yes
checking for stdarg.h... yes
checking for stdlib.h... (cached) yes
checking for string.h... (cached) yes
checking time.h usability... yes
checking time.h presence... yes
checking for time.h... yes
checking for unistd.h... (cached) yes
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checking sys/int_types.h usability... no
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checking whether compiler supports -ffloat-store... yes
checking whether compiler supports -fstore... no
checking whether compiler accepts -Wall... yes
checking for xml2-config... /usr/bin/xml2-config
checking for xmlSAXUserParseFile in -lxml2... yes
checking libxml/parser.h usability... yes
checking libxml/parser.h presence... yes
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not found
checking pkg-config is at least version 0.9.0... yes
checking for blas... yes
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checking glpk.h usability... yes
checking glpk.h presence... yes
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checking that generated files are newer than configure... done
configure: creating ./config.status
config.status: creating tests/Makefile
config.status: creating tests/atlocal
config.status: creating Makefile
config.status: creating src/Makefile
config.status: creating igraph.pc
config.status: creating igraph_Info.plist
config.status: creating doc/Makefile
config.status: creating include/igraph_version.h
config.status: creating include/igraph_threading.h
config.status: creating config.h
config.status: executing tests/atconfig commands
config.status: executing depfiles commands
config.status: executing libtool commands
igraph successfully configured.
  GraphML format support -- yes
  GMP library support    -- no
  GLPK library support   -- yes
  Thread-local storage   -- no
  Use internal ARPACK    -- no
  Use internal LAPACK    -- no
  Use internal BLAS      -- no
  Use internal F2C       -- no
  Use internal GLPK      -- no
  Debug build            -- no
  Profiling              -- no
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1 ...
make -j1 
make  all-recursive
make[1]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1'
Making all in src
make[2]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src'
make  all-am
make[3]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src'
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-basic_query.lo `test -f 'basic_query.c' || echo './'`basic_query.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c basic_query.c  -fPIC -DPIC -o .libs/libigraph_la-basic_query.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c basic_query.c -o libigraph_la-basic_query.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-games.lo `test -f 'games.c' || echo './'`games.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c games.c  -fPIC -DPIC -o .libs/libigraph_la-games.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c games.c -o libigraph_la-games.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-cocitation.lo `test -f 'cocitation.c' || echo './'`cocitation.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cocitation.c  -fPIC -DPIC -o .libs/libigraph_la-cocitation.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cocitation.c -o libigraph_la-cocitation.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-iterators.lo `test -f 'iterators.c' || echo './'`iterators.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c iterators.c  -fPIC -DPIC -o .libs/libigraph_la-iterators.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c iterators.c -o libigraph_la-iterators.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-structural_properties.lo `test -f 'structural_properties.c' || echo './'`structural_properties.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c structural_properties.c  -fPIC -DPIC -o .libs/libigraph_la-structural_properties.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c structural_properties.c -o libigraph_la-structural_properties.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-components.lo `test -f 'components.c' || echo './'`components.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c components.c  -fPIC -DPIC -o .libs/libigraph_la-components.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c components.c -o libigraph_la-components.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-layout.lo `test -f 'layout.c' || echo './'`layout.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c layout.c  -fPIC -DPIC -o .libs/libigraph_la-layout.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c layout.c -o libigraph_la-layout.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-structure_generators.lo `test -f 'structure_generators.c' || echo './'`structure_generators.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c structure_generators.c  -fPIC -DPIC -o .libs/libigraph_la-structure_generators.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c structure_generators.c -o libigraph_la-structure_generators.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-conversion.lo `test -f 'conversion.c' || echo './'`conversion.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c conversion.c  -fPIC -DPIC -o .libs/libigraph_la-conversion.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c conversion.c -o libigraph_la-conversion.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-type_indexededgelist.lo `test -f 'type_indexededgelist.c' || echo './'`type_indexededgelist.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c type_indexededgelist.c  -fPIC -DPIC -o .libs/libigraph_la-type_indexededgelist.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c type_indexededgelist.c -o libigraph_la-type_indexededgelist.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-spanning_trees.lo `test -f 'spanning_trees.c' || echo './'`spanning_trees.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c spanning_trees.c  -fPIC -DPIC -o .libs/libigraph_la-spanning_trees.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c spanning_trees.c -o libigraph_la-spanning_trees.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-igraph_error.lo `test -f 'igraph_error.c' || echo './'`igraph_error.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_error.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_error.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_error.c -o libigraph_la-igraph_error.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-interrupt.lo `test -f 'interrupt.c' || echo './'`interrupt.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c interrupt.c  -fPIC -DPIC -o .libs/libigraph_la-interrupt.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c interrupt.c -o libigraph_la-interrupt.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-other.lo `test -f 'other.c' || echo './'`other.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c other.c  -fPIC -DPIC -o .libs/libigraph_la-other.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c other.c -o libigraph_la-other.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign.lo `test -f 'foreign.c' || echo './'`foreign.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign.c  -fPIC -DPIC -o .libs/libigraph_la-foreign.o
foreign.c: In function ‘igraph_i_gml_tostring’:
foreign.c:1044:10: warning: function may return address of local variable [-Wreturn-local-addr]
   return p;
          ^
foreign.c:1023:8: note: declared here
   char tmp[256];
        ^~~
foreign.c:1044:10: warning: function may return address of local variable [-Wreturn-local-addr]
   return p;
          ^
foreign.c:1023:8: note: declared here
   char tmp[256];
        ^~~
foreign.c:1044:10: warning: function may return address of local variable [-Wreturn-local-addr]
   return p;
          ^
foreign.c:1023:8: note: declared here
   char tmp[256];
        ^~~
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign.c -o libigraph_la-foreign.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-random.lo `test -f 'random.c' || echo './'`random.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c random.c  -fPIC -DPIC -o .libs/libigraph_la-random.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c random.c -o libigraph_la-random.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-attributes.lo `test -f 'attributes.c' || echo './'`attributes.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c attributes.c  -fPIC -DPIC -o .libs/libigraph_la-attributes.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c attributes.c -o libigraph_la-attributes.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-ncol-parser.lo `test -f 'foreign-ncol-parser.c' || echo './'`foreign-ncol-parser.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-ncol-parser.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-ncol-parser.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-ncol-parser.c -o libigraph_la-foreign-ncol-parser.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-ncol-lexer.lo `test -f 'foreign-ncol-lexer.c' || echo './'`foreign-ncol-lexer.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-ncol-lexer.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-ncol-lexer.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-ncol-lexer.c -o libigraph_la-foreign-ncol-lexer.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-lgl-parser.lo `test -f 'foreign-lgl-parser.c' || echo './'`foreign-lgl-parser.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-lgl-parser.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-lgl-parser.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-lgl-parser.c -o libigraph_la-foreign-lgl-parser.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-lgl-lexer.lo `test -f 'foreign-lgl-lexer.c' || echo './'`foreign-lgl-lexer.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-lgl-lexer.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-lgl-lexer.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-lgl-lexer.c -o libigraph_la-foreign-lgl-lexer.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-pajek-parser.lo `test -f 'foreign-pajek-parser.c' || echo './'`foreign-pajek-parser.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-pajek-parser.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-pajek-parser.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-pajek-parser.c -o libigraph_la-foreign-pajek-parser.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-pajek-lexer.lo `test -f 'foreign-pajek-lexer.c' || echo './'`foreign-pajek-lexer.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-pajek-lexer.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-pajek-lexer.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-pajek-lexer.c -o libigraph_la-foreign-pajek-lexer.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-gml-parser.lo `test -f 'foreign-gml-parser.c' || echo './'`foreign-gml-parser.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-gml-parser.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-gml-parser.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-gml-parser.c -o libigraph_la-foreign-gml-parser.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-gml-lexer.lo `test -f 'foreign-gml-lexer.c' || echo './'`foreign-gml-lexer.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-gml-lexer.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-gml-lexer.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-gml-lexer.c -o libigraph_la-foreign-gml-lexer.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-dqueue.lo `test -f 'dqueue.c' || echo './'`dqueue.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c dqueue.c  -fPIC -DPIC -o .libs/libigraph_la-dqueue.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c dqueue.c -o libigraph_la-dqueue.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-heap.lo `test -f 'heap.c' || echo './'`heap.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c heap.c  -fPIC -DPIC -o .libs/libigraph_la-heap.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c heap.c -o libigraph_la-heap.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-igraph_heap.lo `test -f 'igraph_heap.c' || echo './'`igraph_heap.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_heap.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_heap.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_heap.c -o libigraph_la-igraph_heap.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-igraph_stack.lo `test -f 'igraph_stack.c' || echo './'`igraph_stack.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_stack.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_stack.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_stack.c -o libigraph_la-igraph_stack.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-igraph_strvector.lo `test -f 'igraph_strvector.c' || echo './'`igraph_strvector.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_strvector.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_strvector.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_strvector.c -o libigraph_la-igraph_strvector.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-igraph_trie.lo `test -f 'igraph_trie.c' || echo './'`igraph_trie.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_trie.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_trie.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_trie.c -o libigraph_la-igraph_trie.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-matrix.lo `test -f 'matrix.c' || echo './'`matrix.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c matrix.c  -fPIC -DPIC -o .libs/libigraph_la-matrix.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c matrix.c -o libigraph_la-matrix.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-vector.lo `test -f 'vector.c' || echo './'`vector.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c vector.c  -fPIC -DPIC -o .libs/libigraph_la-vector.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c vector.c -o libigraph_la-vector.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-vector_ptr.lo `test -f 'vector_ptr.c' || echo './'`vector_ptr.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c vector_ptr.c  -fPIC -DPIC -o .libs/libigraph_la-vector_ptr.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c vector_ptr.c -o libigraph_la-vector_ptr.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-memory.lo `test -f 'memory.c' || echo './'`memory.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c memory.c  -fPIC -DPIC -o .libs/libigraph_la-memory.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c memory.c -o libigraph_la-memory.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-adjlist.lo `test -f 'adjlist.c' || echo './'`adjlist.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c adjlist.c  -fPIC -DPIC -o .libs/libigraph_la-adjlist.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c adjlist.c -o libigraph_la-adjlist.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-visitors.lo `test -f 'visitors.c' || echo './'`visitors.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c visitors.c  -fPIC -DPIC -o .libs/libigraph_la-visitors.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c visitors.c -o libigraph_la-visitors.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-igraph_grid.lo `test -f 'igraph_grid.c' || echo './'`igraph_grid.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_grid.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_grid.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_grid.c -o libigraph_la-igraph_grid.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-atlas.lo `test -f 'atlas.c' || echo './'`atlas.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c atlas.c  -fPIC -DPIC -o .libs/libigraph_la-atlas.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c atlas.c -o libigraph_la-atlas.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-topology.lo `test -f 'topology.c' || echo './'`topology.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c topology.c  -fPIC -DPIC -o .libs/libigraph_la-topology.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c topology.c -o libigraph_la-topology.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-motifs.lo `test -f 'motifs.c' || echo './'`motifs.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c motifs.c  -fPIC -DPIC -o .libs/libigraph_la-motifs.o
motifs.c: In function ‘igraph_dyad_census’:
motifs.c:900:11: warning: overflow in implicit constant conversion [-Woverflow]
   *null = IGRAPH_NAN;
           ^~~~~~~~~~
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c motifs.c -o libigraph_la-motifs.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-progress.lo `test -f 'progress.c' || echo './'`progress.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c progress.c  -fPIC -DPIC -o .libs/libigraph_la-progress.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c progress.c -o libigraph_la-progress.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-operators.lo `test -f 'operators.c' || echo './'`operators.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c operators.c  -fPIC -DPIC -o .libs/libigraph_la-operators.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c operators.c -o libigraph_la-operators.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-igraph_psumtree.lo `test -f 'igraph_psumtree.c' || echo './'`igraph_psumtree.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_psumtree.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_psumtree.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_psumtree.c -o libigraph_la-igraph_psumtree.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-array.lo `test -f 'array.c' || echo './'`array.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c array.c  -fPIC -DPIC -o .libs/libigraph_la-array.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c array.c -o libigraph_la-array.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-igraph_hashtable.lo `test -f 'igraph_hashtable.c' || echo './'`igraph_hashtable.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_hashtable.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_hashtable.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_hashtable.c -o libigraph_la-igraph_hashtable.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-foreign-graphml.lo `test -f 'foreign-graphml.c' || echo './'`foreign-graphml.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-graphml.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-graphml.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-graphml.c -o libigraph_la-foreign-graphml.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c flow.c  -fPIC -DPIC -o .libs/libigraph_la-flow.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c flow.c -o libigraph_la-flow.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_buckets.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_buckets.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_buckets.c -o libigraph_la-igraph_buckets.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c NetDataTypes.cpp  -fPIC -DPIC -o .libs/libigraph_la-NetDataTypes.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c NetDataTypes.cpp -o libigraph_la-NetDataTypes.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c NetRoutines.cpp -o libigraph_la-NetRoutines.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c clustertool.cpp  -fPIC -DPIC -o .libs/libigraph_la-clustertool.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c clustertool.cpp -o libigraph_la-clustertool.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c pottsmodel_2.cpp -o libigraph_la-pottsmodel_2.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c spectral_properties.c  -fPIC -DPIC -o .libs/libigraph_la-spectral_properties.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c spectral_properties.c -o libigraph_la-spectral_properties.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cores.c  -fPIC -DPIC -o .libs/libigraph_la-cores.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cores.c -o libigraph_la-cores.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_set.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_set.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_set.c -o libigraph_la-igraph_set.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cliques.c  -fPIC -DPIC -o .libs/libigraph_la-cliques.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cliques.c -o libigraph_la-cliques.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c revolver_cit.c  -fPIC -DPIC -o .libs/libigraph_la-revolver_cit.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c revolver_cit.c -o libigraph_la-revolver_cit.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c revolver_grow.c  -fPIC -DPIC -o .libs/libigraph_la-revolver_grow.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c revolver_grow.c -o libigraph_la-revolver_grow.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c walktrap.cpp  -fPIC -DPIC -o .libs/libigraph_la-walktrap.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c walktrap.cpp -o libigraph_la-walktrap.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c walktrap_heap.cpp  -fPIC -DPIC -o .libs/libigraph_la-walktrap_heap.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c walktrap_heap.cpp -o libigraph_la-walktrap_heap.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c walktrap_graph.cpp -o libigraph_la-walktrap_graph.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c walktrap_communities.cpp -o libigraph_la-walktrap_communities.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c infomap.cc -o libigraph_la-infomap.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c infomap_Greedy.cc -o libigraph_la-infomap_Greedy.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c infomap_Node.cc -o libigraph_la-infomap_Node.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c infomap_FlowGraph.cc -o libigraph_la-infomap_FlowGraph.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c spmatrix.c  -fPIC -DPIC -o .libs/libigraph_la-spmatrix.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c spmatrix.c -o libigraph_la-spmatrix.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c community.c  -fPIC -DPIC -o .libs/libigraph_la-community.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c community.c -o libigraph_la-community.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c fast_community.c  -fPIC -DPIC -o .libs/libigraph_la-fast_community.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c fast_community.c -o libigraph_la-fast_community.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c evolver_cit.c  -fPIC -DPIC -o .libs/libigraph_la-evolver_cit.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c evolver_cit.c -o libigraph_la-evolver_cit.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c gml_tree.c  -fPIC -DPIC -o .libs/libigraph_la-gml_tree.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c gml_tree.c -o libigraph_la-gml_tree.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_orbit.cc  -fPIC -DPIC -o .libs/libigraph_la-bliss_orbit.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_orbit.cc -o libigraph_la-bliss_orbit.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_eqrefhash.cc  -fPIC -DPIC -o .libs/libigraph_la-bliss_eqrefhash.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_eqrefhash.cc -o libigraph_la-bliss_eqrefhash.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_partition.cc  -fPIC -DPIC -o .libs/libigraph_la-bliss_partition.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_partition.cc -o libigraph_la-bliss_partition.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_graph.cc  -fPIC -DPIC -o .libs/libigraph_la-bliss_graph.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_graph.cc -o libigraph_la-bliss_graph.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_timer.cc  -fPIC -DPIC -o .libs/libigraph_la-bliss_timer.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_timer.cc -o libigraph_la-bliss_timer.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_heap.cc  -fPIC -DPIC -o .libs/libigraph_la-bliss_heap.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_heap.cc -o libigraph_la-bliss_heap.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_utils.cc  -fPIC -DPIC -o .libs/libigraph_la-bliss_utils.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss_utils.cc -o libigraph_la-bliss_utils.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss.cc  -fPIC -DPIC -o .libs/libigraph_la-bliss.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c bliss.cc -o libigraph_la-bliss.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cattributes.c  -fPIC -DPIC -o .libs/libigraph_la-cattributes.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cattributes.c -o libigraph_la-cattributes.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c revolver_ml_cit.c  -fPIC -DPIC -o .libs/libigraph_la-revolver_ml_cit.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c revolver_ml_cit.c -o libigraph_la-revolver_ml_cit.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c zeroin.c  -fPIC -DPIC -o .libs/libigraph_la-zeroin.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c zeroin.c -o libigraph_la-zeroin.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c bfgs.c  -fPIC -DPIC -o .libs/libigraph_la-bfgs.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c bfgs.c -o libigraph_la-bfgs.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c math.c -o libigraph_la-math.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c forestfire.c -o libigraph_la-forestfire.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c microscopic_update.c -o libigraph_la-microscopic_update.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c blas.c -o libigraph_la-blas.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c arpack.c -o libigraph_la-arpack.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c drl_layout.cpp -o libigraph_la-drl_layout.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c drl_parse.cpp -o libigraph_la-drl_parse.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c drl_graph.cpp -o libigraph_la-drl_graph.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c DensityGrid.cpp -o libigraph_la-DensityGrid.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c gengraph_box_list.cpp -o libigraph_la-gengraph_box_list.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c gengraph_degree_sequence.cpp -o libigraph_la-gengraph_degree_sequence.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c drl_layout_3d.cpp  -fPIC -DPIC -o .libs/libigraph_la-drl_layout_3d.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c drl_layout_3d.cpp -o libigraph_la-drl_layout_3d.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c drl_graph_3d.cpp  -fPIC -DPIC -o .libs/libigraph_la-drl_graph_3d.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c drl_graph_3d.cpp -o libigraph_la-drl_graph_3d.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c DensityGrid_3d.cpp  -fPIC -DPIC -o .libs/libigraph_la-DensityGrid_3d.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c DensityGrid_3d.cpp -o libigraph_la-DensityGrid_3d.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-dl-parser.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-dl-parser.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-dl-parser.c -o libigraph_la-foreign-dl-parser.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-dl-lexer.c  -fPIC -DPIC -o .libs/libigraph_la-foreign-dl-lexer.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c foreign-dl-lexer.c -o libigraph_la-foreign-dl-lexer.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c sparsemat.c  -fPIC -DPIC -o .libs/libigraph_la-sparsemat.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c sparsemat.c -o libigraph_la-sparsemat.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c mixing.c  -fPIC -DPIC -o .libs/libigraph_la-mixing.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c mixing.c -o libigraph_la-mixing.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c bigint.c  -fPIC -DPIC -o .libs/libigraph_la-bigint.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c bigint.c -o libigraph_la-bigint.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c bignum.c  -fPIC -DPIC -o .libs/libigraph_la-bignum.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c bignum.c -o libigraph_la-bignum.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c version.c  -fPIC -DPIC -o .libs/libigraph_la-version.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c version.c -o libigraph_la-version.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c optimal_modularity.c  -fPIC -DPIC -o .libs/libigraph_la-optimal_modularity.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c optimal_modularity.c -o libigraph_la-optimal_modularity.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_fixed_vectorlist.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_fixed_vectorlist.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_fixed_vectorlist.c -o libigraph_la-igraph_fixed_vectorlist.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c separators.c  -fPIC -DPIC -o .libs/libigraph_la-separators.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c separators.c -o libigraph_la-separators.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_marked_queue.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_marked_queue.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_marked_queue.c -o libigraph_la-igraph_marked_queue.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_estack.c  -fPIC -DPIC -o .libs/libigraph_la-igraph_estack.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c igraph_estack.c -o libigraph_la-igraph_estack.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c st-cuts.c  -fPIC -DPIC -o .libs/libigraph_la-st-cuts.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c st-cuts.c -o libigraph_la-st-cuts.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cohesive_blocks.c  -fPIC -DPIC -o .libs/libigraph_la-cohesive_blocks.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c cohesive_blocks.c -o libigraph_la-cohesive_blocks.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c statusbar.c  -fPIC -DPIC -o .libs/libigraph_la-statusbar.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c statusbar.c -o libigraph_la-statusbar.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c lapack.c  -fPIC -DPIC -o .libs/libigraph_la-lapack.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c lapack.c -o libigraph_la-lapack.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c complex.c  -fPIC -DPIC -o .libs/libigraph_la-complex.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c complex.c -o libigraph_la-complex.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-eigen.lo `test -f 'eigen.c' || echo './'`eigen.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c eigen.c  -fPIC -DPIC -o .libs/libigraph_la-eigen.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c eigen.c -o libigraph_la-eigen.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c feedback_arc_set.c  -fPIC -DPIC -o .libs/libigraph_la-feedback_arc_set.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c feedback_arc_set.c -o libigraph_la-feedback_arc_set.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-sugiyama.lo `test -f 'sugiyama.c' || echo './'`sugiyama.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c sugiyama.c  -fPIC -DPIC -o .libs/libigraph_la-sugiyama.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c sugiyama.c -o libigraph_la-sugiyama.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-glpk_support.lo `test -f 'glpk_support.c' || echo './'`glpk_support.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c glpk_support.c  -fPIC -DPIC -o .libs/libigraph_la-glpk_support.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c glpk_support.c -o libigraph_la-glpk_support.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c -o libigraph_la-igraph_hrg_types.lo `test -f 'igraph_hrg_types.cc' || echo './'`igraph_hrg_types.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c igraph_hrg_types.cc  -fPIC -DPIC -o .libs/libigraph_la-igraph_hrg_types.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c igraph_hrg_types.cc -o libigraph_la-igraph_hrg_types.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c -o libigraph_la-igraph_hrg.lo `test -f 'igraph_hrg.cc' || echo './'`igraph_hrg.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c igraph_hrg.cc  -fPIC -DPIC -o .libs/libigraph_la-igraph_hrg.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c igraph_hrg.cc -o libigraph_la-igraph_hrg.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-distances.lo `test -f 'distances.c' || echo './'`distances.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c distances.c  -fPIC -DPIC -o .libs/libigraph_la-distances.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c distances.c -o libigraph_la-distances.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-fortran_intrinsics.lo `test -f 'fortran_intrinsics.c' || echo './'`fortran_intrinsics.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c fortran_intrinsics.c  -fPIC -DPIC -o .libs/libigraph_la-fortran_intrinsics.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c fortran_intrinsics.c -o libigraph_la-fortran_intrinsics.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-matching.lo `test -f 'matching.c' || echo './'`matching.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c matching.c  -fPIC -DPIC -o .libs/libigraph_la-matching.o
matching.c: In function ‘igraph_i_maximum_bipartite_matching_weighted’:
matching.c:634:22: warning: variable ‘min_slack_u’ set but not used [-Wunused-but-set-variable]
     igraph_integer_t min_slack_u, min_slack_v;
                      ^~~~~~~~~~~
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c matching.c -o libigraph_la-matching.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-scg.lo `test -f 'scg.c' || echo './'`scg.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg.c  -fPIC -DPIC -o .libs/libigraph_la-scg.o
scg.c: In function ‘igraph_scg_norm_eps’:
scg.c:901:7: warning: variable ‘no_of_groups’ set but not used [-Wunused-but-set-variable]
   int no_of_groups;
       ^~~~~~~~~~~~
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg.c -o libigraph_la-scg.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-scg_approximate_methods.lo `test -f 'scg_approximate_methods.c' || echo './'`scg_approximate_methods.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_approximate_methods.c  -fPIC -DPIC -o .libs/libigraph_la-scg_approximate_methods.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_approximate_methods.c -o libigraph_la-scg_approximate_methods.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-scg_exact_scg.lo `test -f 'scg_exact_scg.c' || echo './'`scg_exact_scg.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_exact_scg.c  -fPIC -DPIC -o .libs/libigraph_la-scg_exact_scg.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_exact_scg.c -o libigraph_la-scg_exact_scg.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-scg_kmeans.lo `test -f 'scg_kmeans.c' || echo './'`scg_kmeans.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_kmeans.c  -fPIC -DPIC -o .libs/libigraph_la-scg_kmeans.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_kmeans.c -o libigraph_la-scg_kmeans.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-scg_utils.lo `test -f 'scg_utils.c' || echo './'`scg_utils.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_utils.c  -fPIC -DPIC -o .libs/libigraph_la-scg_utils.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_utils.c -o libigraph_la-scg_utils.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-scg_optimal_method.lo `test -f 'scg_optimal_method.c' || echo './'`scg_optimal_method.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_optimal_method.c  -fPIC -DPIC -o .libs/libigraph_la-scg_optimal_method.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c scg_optimal_method.c -o libigraph_la-scg_optimal_method.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-qsort.lo `test -f 'qsort.c' || echo './'`qsort.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c qsort.c  -fPIC -DPIC -o .libs/libigraph_la-qsort.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c qsort.c -o libigraph_la-qsort.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-qsort_r.lo `test -f 'qsort_r.c' || echo './'`qsort_r.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c qsort_r.c  -fPIC -DPIC -o .libs/libigraph_la-qsort_r.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c qsort_r.c -o libigraph_la-qsort_r.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-types.lo `test -f 'types.c' || echo './'`types.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c types.c  -fPIC -DPIC -o .libs/libigraph_la-types.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c types.c -o libigraph_la-types.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-lad.lo `test -f 'lad.c' || echo './'`lad.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c lad.c  -fPIC -DPIC -o .libs/libigraph_la-lad.o
lad.c: In function ‘igraph_i_lad_initDomains’:
lad.c:486:20: warning: unused variable ‘Gt_vneis’ [-Wunused-variable]
   igraph_vector_t *Gt_vneis;
                    ^~~~~~~~
lad.c:485:20: warning: unused variable ‘Gp_uneis’ [-Wunused-variable]
   igraph_vector_t *Gp_uneis;
                    ^~~~~~~~
lad.c: In function ‘igraph_i_lad_updateMatching’:
lad.c:660:28: warning: variable ‘w’ set but not used [-Wunused-but-set-variable]
   int i, j, k, stop, u, v, w;
                            ^
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c lad.c -o libigraph_la-lad.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-hacks.lo `test -f 'hacks.c' || echo './'`hacks.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c hacks.c  -fPIC -DPIC -o .libs/libigraph_la-hacks.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c hacks.c -o libigraph_la-hacks.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-triangles.lo `test -f 'triangles.c' || echo './'`triangles.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c triangles.c  -fPIC -DPIC -o .libs/libigraph_la-triangles.o
In file included from triangles.c:516:0:
triangles.c: In function ‘igraph_adjacent_triangles4’:
triangles_template.h:29:30: warning: variable ‘deg1’ set but not used [-Wunused-but-set-variable]
   long int neilen1, neilen2, deg1;
                              ^~~~
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c triangles.c -o libigraph_la-triangles.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-glet.lo `test -f 'glet.c' || echo './'`glet.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c glet.c  -fPIC -DPIC -o .libs/libigraph_la-glet.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c glet.c -o libigraph_la-glet.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-maximal_cliques.lo `test -f 'maximal_cliques.c' || echo './'`maximal_cliques.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c maximal_cliques.c  -fPIC -DPIC -o .libs/libigraph_la-maximal_cliques.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c maximal_cliques.c -o libigraph_la-maximal_cliques.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-sbm.lo `test -f 'sbm.c' || echo './'`sbm.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c sbm.c  -fPIC -DPIC -o .libs/libigraph_la-sbm.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c sbm.c -o libigraph_la-sbm.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o libigraph_la-sir.lo `test -f 'sir.c' || echo './'`sir.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c sir.c  -fPIC -DPIC -o .libs/libigraph_la-sir.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c sir.c -o libigraph_la-sir.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2    -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c -o libigraph_la-prpack.lo `test -f 'prpack.cpp' || echo './'`prpack.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c prpack.cpp  -fPIC -DPIC -o .libs/libigraph_la-prpack.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -I../include -I../include -Wall -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -c prpack.cpp -o libigraph_la-prpack.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -Werror=terminate -O2 -pipe -march=native -c -o prpack/libprpack_la-prpack_base_graph.lo `test -f 'prpack/prpack_base_graph.cpp' || echo './'`prpack/prpack_base_graph.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_base_graph.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_base_graph.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_base_graph.cpp -o prpack/libprpack_la-prpack_base_graph.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -Werror=terminate -O2 -pipe -march=native -c -o prpack/libprpack_la-prpack_igraph_graph.lo `test -f 'prpack/prpack_igraph_graph.cpp' || echo './'`prpack/prpack_igraph_graph.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_igraph_graph.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_igraph_graph.o
prpack/prpack_igraph_graph.cpp: In constructor ‘prpack::prpack_igraph_graph::prpack_igraph_graph(const igraph_t*, const igraph_vector_t*, igraph_bool_t)’:
prpack/prpack_igraph_graph.cpp:62:15: warning: ‘p_weight’ may be used uninitialized in this function [-Wmaybe-uninitialized]
     ++p_weight;
               ^
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_igraph_graph.cpp -o prpack/libprpack_la-prpack_igraph_graph.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -Werror=terminate -O2 -pipe -march=native -c -o prpack/libprpack_la-prpack_preprocessed_ge_graph.lo `test -f 'prpack/prpack_preprocessed_ge_graph.cpp' || echo './'`prpack/prpack_preprocessed_ge_graph.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_preprocessed_ge_graph.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_preprocessed_ge_graph.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_preprocessed_ge_graph.cpp -o prpack/libprpack_la-prpack_preprocessed_ge_graph.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -Werror=terminate -O2 -pipe -march=native -c -o prpack/libprpack_la-prpack_preprocessed_gs_graph.lo `test -f 'prpack/prpack_preprocessed_gs_graph.cpp' || echo './'`prpack/prpack_preprocessed_gs_graph.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_preprocessed_gs_graph.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_preprocessed_gs_graph.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_preprocessed_gs_graph.cpp -o prpack/libprpack_la-prpack_preprocessed_gs_graph.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -Werror=terminate -O2 -pipe -march=native -c -o prpack/libprpack_la-prpack_preprocessed_scc_graph.lo `test -f 'prpack/prpack_preprocessed_scc_graph.cpp' || echo './'`prpack/prpack_preprocessed_scc_graph.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_preprocessed_scc_graph.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_preprocessed_scc_graph.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_preprocessed_scc_graph.cpp -o prpack/libprpack_la-prpack_preprocessed_scc_graph.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -Werror=terminate -O2 -pipe -march=native -c -o prpack/libprpack_la-prpack_preprocessed_schur_graph.lo `test -f 'prpack/prpack_preprocessed_schur_graph.cpp' || echo './'`prpack/prpack_preprocessed_schur_graph.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_preprocessed_schur_graph.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_preprocessed_schur_graph.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_preprocessed_schur_graph.cpp -o prpack/libprpack_la-prpack_preprocessed_schur_graph.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -Werror=terminate -O2 -pipe -march=native -c -o prpack/libprpack_la-prpack_result.lo `test -f 'prpack/prpack_result.cpp' || echo './'`prpack/prpack_result.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_result.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_result.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_result.cpp -o prpack/libprpack_la-prpack_result.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -Werror=terminate -O2 -pipe -march=native -c -o prpack/libprpack_la-prpack_solver.lo `test -f 'prpack/prpack_solver.cpp' || echo './'`prpack/prpack_solver.cpp
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_solver.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_solver.o
prpack/prpack_solver.cpp:510:0: warning: ignoring #pragma omp parallel [-Wunknown-pragmas]
         #pragma omp parallel for firstprivate(c) reduction(+:err, num_es_touched) schedule(dynamic, 64)
 
prpack/prpack_solver.cpp:537:0: warning: ignoring #pragma omp parallel [-Wunknown-pragmas]
     #pragma omp parallel for reduction(+:num_es_touched) schedule(dynamic, 64)
 
prpack/prpack_solver.cpp:680:0: warning: ignoring #pragma omp parallel [-Wunknown-pragmas]
                 #pragma omp parallel for firstprivate(c) reduction(+:err, num_es_touched) schedule(dynamic, 64)
 
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_solver.cpp -o prpack/libprpack_la-prpack_solver.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_utils.cpp  -fPIC -DPIC -o prpack/.libs/libprpack_la-prpack_utils.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I../include -DPRPACK_IGRAPH_SUPPORT -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -Werror=terminate -O2 -pipe -march=native -c prpack/prpack_utils.cpp -o prpack/libprpack_la-prpack_utils.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CXX   --mode=link x86_64-pc-linux-gnu-g++  -Werror=terminate -O2 -pipe -march=native  -Wl,-O1 -Wl,--as-needed -o libprpack.la  prpack/libprpack_la-prpack_base_graph.lo prpack/libprpack_la-prpack_igraph_graph.lo prpack/libprpack_la-prpack_preprocessed_ge_graph.lo prpack/libprpack_la-prpack_preprocessed_gs_graph.lo prpack/libprpack_la-prpack_preprocessed_scc_graph.lo prpack/libprpack_la-prpack_preprocessed_schur_graph.lo prpack/libprpack_la-prpack_result.lo prpack/libprpack_la-prpack_solver.lo prpack/libprpack_la-prpack_utils.lo  
libtool: link: x86_64-pc-linux-gnu-ar cru .libs/libprpack.a prpack/.libs/libprpack_la-prpack_base_graph.o prpack/.libs/libprpack_la-prpack_igraph_graph.o prpack/.libs/libprpack_la-prpack_preprocessed_ge_graph.o prpack/.libs/libprpack_la-prpack_preprocessed_gs_graph.o prpack/.libs/libprpack_la-prpack_preprocessed_scc_graph.o prpack/.libs/libprpack_la-prpack_preprocessed_schur_graph.o prpack/.libs/libprpack_la-prpack_result.o prpack/.libs/libprpack_la-prpack_solver.o prpack/.libs/libprpack_la-prpack_utils.o 
libtool: link: x86_64-pc-linux-gnu-ranlib .libs/libprpack.a
libtool: link: ( cd ".libs" && rm -f "libprpack.la" && ln -s "../libprpack.la" "libprpack.la" )
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o plfit/error.lo plfit/error.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/error.c  -fPIC -DPIC -o plfit/.libs/error.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/error.c -o plfit/error.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/gss.c  -fPIC -DPIC -o plfit/.libs/gss.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/gss.c -o plfit/gss.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/kolmogorov.c  -fPIC -DPIC -o plfit/.libs/kolmogorov.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/kolmogorov.c -o plfit/kolmogorov.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o plfit/lbfgs.lo plfit/lbfgs.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/lbfgs.c  -fPIC -DPIC -o plfit/.libs/lbfgs.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/lbfgs.c -o plfit/lbfgs.o >/dev/null 2>&1
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libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/options.c  -fPIC -DPIC -o plfit/.libs/options.o
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/options.c -o plfit/options.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o plfit/plfit.lo plfit/plfit.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/plfit.c  -fPIC -DPIC -o plfit/.libs/plfit.o
plfit/plfit.c: In function ‘plfit_i_estimate_alpha_discrete_lbfgs_evaluate’:
plfit/plfit.c:443:10: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
     else if (dx < -0.001)
          ^~
plfit/plfit.c:447:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘if’
  if (x[0] <= 1.0) {
  ^~
plfit/plfit.c: In function ‘plfit_continuous’:
plfit/plfit.c:309:20: warning: ‘num_uniques’ may be used uninitialized in this function [-Wmaybe-uninitialized]
  size_t i, best_n, num_uniques;
                    ^~~~~~~~~~~
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/plfit.c -o plfit/plfit.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I..   -O2 -pipe -march=native -Wall -I/usr/include/libxml2     -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c -o plfit/zeta.lo plfit/zeta.c
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/zeta.c  -fPIC -DPIC -o plfit/.libs/zeta.o
plfit/zeta.c: In function ‘gsl_sf_hzeta’:
plfit/zeta.c:152:16: warning: ‘result.val’ may be used uninitialized in this function [-Wmaybe-uninitialized]
   return result.val;
          ~~~~~~^~~~
libtool: compile:  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -O2 -pipe -march=native -Wall -I/usr/include/libxml2 -c plfit/zeta.c -o plfit/zeta.o >/dev/null 2>&1
/bin/sh ../libtool  --tag=CC   --mode=link x86_64-pc-linux-gnu-gcc  -O2 -pipe -march=native -Wall -I/usr/include/libxml2  -Wl,-O1 -Wl,--as-needed -o libplfit.la  plfit/error.lo plfit/gss.lo plfit/kolmogorov.lo plfit/lbfgs.lo plfit/options.lo plfit/plfit.lo plfit/zeta.lo  
libtool: link: x86_64-pc-linux-gnu-ar cru .libs/libplfit.a plfit/.libs/error.o plfit/.libs/gss.o plfit/.libs/kolmogorov.o plfit/.libs/lbfgs.o plfit/.libs/options.o plfit/.libs/plfit.o plfit/.libs/zeta.o 
libtool: link: x86_64-pc-linux-gnu-ranlib .libs/libplfit.a
libtool: link: ( cd ".libs" && rm -f "libplfit.la" && ln -s "../libplfit.la" "libplfit.la" )
/bin/sh ../libtool  --tag=CXX   --mode=link x86_64-pc-linux-gnu-g++ -I../include -I../include -Wall  -I../src/prpack -DPRPACK_IGRAPH_SUPPORT -Werror=terminate -O2 -pipe -march=native -no-undefined -Wl,-O1 -Wl,--as-needed -o libigraph.la -rpath /usr/lib64 libigraph_la-basic_query.lo libigraph_la-games.lo libigraph_la-cocitation.lo libigraph_la-iterators.lo libigraph_la-structural_properties.lo libigraph_la-components.lo libigraph_la-layout.lo libigraph_la-structure_generators.lo libigraph_la-conversion.lo libigraph_la-type_indexededgelist.lo libigraph_la-spanning_trees.lo libigraph_la-igraph_error.lo libigraph_la-interrupt.lo libigraph_la-other.lo libigraph_la-foreign.lo libigraph_la-random.lo libigraph_la-attributes.lo libigraph_la-foreign-ncol-parser.lo libigraph_la-foreign-ncol-lexer.lo libigraph_la-foreign-lgl-parser.lo libigraph_la-foreign-lgl-lexer.lo libigraph_la-foreign-pajek-parser.lo libigraph_la-foreign-pajek-lexer.lo libigraph_la-foreign-gml-parser.lo libigraph_la-foreign-gml-lexer.lo libigraph_la-dqueue.lo libigraph_la-heap.lo libigraph_la-igraph_heap.lo libigraph_la-igraph_stack.lo libigraph_la-igraph_strvector.lo libigraph_la-igraph_trie.lo libigraph_la-matrix.lo libigraph_la-vector.lo libigraph_la-vector_ptr.lo libigraph_la-memory.lo libigraph_la-adjlist.lo libigraph_la-visitors.lo libigraph_la-igraph_grid.lo libigraph_la-atlas.lo libigraph_la-topology.lo libigraph_la-motifs.lo libigraph_la-progress.lo libigraph_la-operators.lo libigraph_la-igraph_psumtree.lo libigraph_la-array.lo libigraph_la-igraph_hashtable.lo libigraph_la-foreign-graphml.lo libigraph_la-flow.lo libigraph_la-igraph_buckets.lo libigraph_la-NetDataTypes.lo libigraph_la-NetRoutines.lo libigraph_la-clustertool.lo libigraph_la-pottsmodel_2.lo libigraph_la-spectral_properties.lo libigraph_la-cores.lo libigraph_la-igraph_set.lo libigraph_la-cliques.lo libigraph_la-revolver_cit.lo libigraph_la-revolver_grow.lo libigraph_la-walktrap.lo libigraph_la-walktrap_heap.lo libigraph_la-walktrap_graph.lo libigraph_la-walktrap_communities.lo libigraph_la-infomap.lo libigraph_la-infomap_Greedy.lo libigraph_la-infomap_Node.lo libigraph_la-infomap_FlowGraph.lo libigraph_la-spmatrix.lo libigraph_la-community.lo libigraph_la-fast_community.lo libigraph_la-evolver_cit.lo libigraph_la-gml_tree.lo libigraph_la-bliss_orbit.lo libigraph_la-bliss_eqrefhash.lo libigraph_la-bliss_partition.lo libigraph_la-bliss_graph.lo libigraph_la-bliss_timer.lo libigraph_la-bliss_heap.lo libigraph_la-bliss_utils.lo libigraph_la-bliss.lo libigraph_la-cattributes.lo libigraph_la-revolver_ml_cit.lo libigraph_la-zeroin.lo libigraph_la-bfgs.lo libigraph_la-math.lo libigraph_la-forestfire.lo libigraph_la-microscopic_update.lo libigraph_la-blas.lo libigraph_la-arpack.lo libigraph_la-centrality.lo libigraph_la-drl_layout.lo libigraph_la-drl_parse.lo libigraph_la-drl_graph.lo libigraph_la-DensityGrid.lo libigraph_la-gengraph_box_list.lo libigraph_la-gengraph_degree_sequence.lo libigraph_la-gengraph_graph_molloy_hash.lo libigraph_la-gengraph_graph_molloy_optimized.lo libigraph_la-gengraph_mr-connected.lo libigraph_la-gengraph_powerlaw.lo libigraph_la-gengraph_random.lo libigraph_la-decomposition.lo libigraph_la-bipartite.lo libigraph_la-drl_layout_3d.lo libigraph_la-drl_graph_3d.lo libigraph_la-DensityGrid_3d.lo libigraph_la-foreign-dl-parser.lo libigraph_la-foreign-dl-lexer.lo libigraph_la-sparsemat.lo libigraph_la-mixing.lo libigraph_la-bigint.lo libigraph_la-bignum.lo libigraph_la-version.lo libigraph_la-optimal_modularity.lo libigraph_la-igraph_fixed_vectorlist.lo libigraph_la-separators.lo libigraph_la-igraph_marked_queue.lo libigraph_la-igraph_estack.lo libigraph_la-st-cuts.lo libigraph_la-cohesive_blocks.lo libigraph_la-statusbar.lo libigraph_la-lapack.lo libigraph_la-complex.lo libigraph_la-eigen.lo libigraph_la-feedback_arc_set.lo libigraph_la-sugiyama.lo libigraph_la-glpk_support.lo libigraph_la-igraph_hrg_types.lo libigraph_la-igraph_hrg.lo libigraph_la-distances.lo libigraph_la-fortran_intrinsics.lo libigraph_la-matching.lo libigraph_la-scg.lo libigraph_la-scg_approximate_methods.lo libigraph_la-scg_exact_scg.lo libigraph_la-scg_kmeans.lo libigraph_la-scg_utils.lo libigraph_la-scg_optimal_method.lo libigraph_la-qsort.lo libigraph_la-qsort_r.lo libigraph_la-types.lo libigraph_la-lad.lo libigraph_la-hacks.lo libigraph_la-triangles.lo libigraph_la-glet.lo libigraph_la-maximal_cliques.lo libigraph_la-sbm.lo libigraph_la-sir.lo libigraph_la-prpack.lo  -lm -lxml2 -lz -lm -ldl  -lblas  -llapack -lblas -larpack -lglpk libprpack.la -lcxsparse -lsuitesparseconfig libplfit.la 
libtool: link: x86_64-pc-linux-gnu-g++  -fPIC -DPIC -shared -nostdlib /usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/../../../../lib64/crti.o /usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/crtbeginS.o  .libs/libigraph_la-basic_query.o .libs/libigraph_la-games.o .libs/libigraph_la-cocitation.o .libs/libigraph_la-iterators.o .libs/libigraph_la-structural_properties.o .libs/libigraph_la-components.o .libs/libigraph_la-layout.o .libs/libigraph_la-structure_generators.o .libs/libigraph_la-conversion.o .libs/libigraph_la-type_indexededgelist.o .libs/libigraph_la-spanning_trees.o .libs/libigraph_la-igraph_error.o .libs/libigraph_la-interrupt.o .libs/libigraph_la-other.o .libs/libigraph_la-foreign.o .libs/libigraph_la-random.o .libs/libigraph_la-attributes.o .libs/libigraph_la-foreign-ncol-parser.o .libs/libigraph_la-foreign-ncol-lexer.o .libs/libigraph_la-foreign-lgl-parser.o .libs/libigraph_la-foreign-lgl-lexer.o .libs/libigraph_la-foreign-pajek-parser.o .libs/libigraph_la-foreign-pajek-lexer.o .libs/libigraph_la-foreign-gml-parser.o .libs/libigraph_la-foreign-gml-lexer.o .libs/libigraph_la-dqueue.o .libs/libigraph_la-heap.o .libs/libigraph_la-igraph_heap.o .libs/libigraph_la-igraph_stack.o .libs/libigraph_la-igraph_strvector.o .libs/libigraph_la-igraph_trie.o .libs/libigraph_la-matrix.o .libs/libigraph_la-vector.o .libs/libigraph_la-vector_ptr.o .libs/libigraph_la-memory.o .libs/libigraph_la-adjlist.o .libs/libigraph_la-visitors.o .libs/libigraph_la-igraph_grid.o .libs/libigraph_la-atlas.o .libs/libigraph_la-topology.o .libs/libigraph_la-motifs.o .libs/libigraph_la-progress.o .libs/libigraph_la-operators.o .libs/libigraph_la-igraph_psumtree.o .libs/libigraph_la-array.o .libs/libigraph_la-igraph_hashtable.o .libs/libigraph_la-foreign-graphml.o .libs/libigraph_la-flow.o .libs/libigraph_la-igraph_buckets.o .libs/libigraph_la-NetDataTypes.o .libs/libigraph_la-NetRoutines.o .libs/libigraph_la-clustertool.o .libs/libigraph_la-pottsmodel_2.o .libs/libigraph_la-spectral_properties.o .libs/libigraph_la-cores.o .libs/libigraph_la-igraph_set.o .libs/libigraph_la-cliques.o .libs/libigraph_la-revolver_cit.o .libs/libigraph_la-revolver_grow.o .libs/libigraph_la-walktrap.o .libs/libigraph_la-walktrap_heap.o .libs/libigraph_la-walktrap_graph.o .libs/libigraph_la-walktrap_communities.o .libs/libigraph_la-infomap.o .libs/libigraph_la-infomap_Greedy.o .libs/libigraph_la-infomap_Node.o .libs/libigraph_la-infomap_FlowGraph.o .libs/libigraph_la-spmatrix.o .libs/libigraph_la-community.o .libs/libigraph_la-fast_community.o .libs/libigraph_la-evolver_cit.o .libs/libigraph_la-gml_tree.o .libs/libigraph_la-bliss_orbit.o .libs/libigraph_la-bliss_eqrefhash.o .libs/libigraph_la-bliss_partition.o .libs/libigraph_la-bliss_graph.o .libs/libigraph_la-bliss_timer.o .libs/libigraph_la-bliss_heap.o .libs/libigraph_la-bliss_utils.o .libs/libigraph_la-bliss.o .libs/libigraph_la-cattributes.o .libs/libigraph_la-revolver_ml_cit.o .libs/libigraph_la-zeroin.o .libs/libigraph_la-bfgs.o .libs/libigraph_la-math.o .libs/libigraph_la-forestfire.o .libs/libigraph_la-microscopic_update.o .libs/libigraph_la-blas.o .libs/libigraph_la-arpack.o .libs/libigraph_la-centrality.o .libs/libigraph_la-drl_layout.o .libs/libigraph_la-drl_parse.o .libs/libigraph_la-drl_graph.o .libs/libigraph_la-DensityGrid.o .libs/libigraph_la-gengraph_box_list.o .libs/libigraph_la-gengraph_degree_sequence.o .libs/libigraph_la-gengraph_graph_molloy_hash.o .libs/libigraph_la-gengraph_graph_molloy_optimized.o .libs/libigraph_la-gengraph_mr-connected.o .libs/libigraph_la-gengraph_powerlaw.o .libs/libigraph_la-gengraph_random.o .libs/libigraph_la-decomposition.o .libs/libigraph_la-bipartite.o .libs/libigraph_la-drl_layout_3d.o .libs/libigraph_la-drl_graph_3d.o .libs/libigraph_la-DensityGrid_3d.o .libs/libigraph_la-foreign-dl-parser.o .libs/libigraph_la-foreign-dl-lexer.o .libs/libigraph_la-sparsemat.o .libs/libigraph_la-mixing.o .libs/libigraph_la-bigint.o .libs/libigraph_la-bignum.o .libs/libigraph_la-version.o .libs/libigraph_la-optimal_modularity.o .libs/libigraph_la-igraph_fixed_vectorlist.o .libs/libigraph_la-separators.o .libs/libigraph_la-igraph_marked_queue.o .libs/libigraph_la-igraph_estack.o .libs/libigraph_la-st-cuts.o .libs/libigraph_la-cohesive_blocks.o .libs/libigraph_la-statusbar.o .libs/libigraph_la-lapack.o .libs/libigraph_la-complex.o .libs/libigraph_la-eigen.o .libs/libigraph_la-feedback_arc_set.o .libs/libigraph_la-sugiyama.o .libs/libigraph_la-glpk_support.o .libs/libigraph_la-igraph_hrg_types.o .libs/libigraph_la-igraph_hrg.o .libs/libigraph_la-distances.o .libs/libigraph_la-fortran_intrinsics.o .libs/libigraph_la-matching.o .libs/libigraph_la-scg.o .libs/libigraph_la-scg_approximate_methods.o .libs/libigraph_la-scg_exact_scg.o .libs/libigraph_la-scg_kmeans.o .libs/libigraph_la-scg_utils.o .libs/libigraph_la-scg_optimal_method.o .libs/libigraph_la-qsort.o .libs/libigraph_la-qsort_r.o .libs/libigraph_la-types.o .libs/libigraph_la-lad.o .libs/libigraph_la-hacks.o .libs/libigraph_la-triangles.o .libs/libigraph_la-glet.o .libs/libigraph_la-maximal_cliques.o .libs/libigraph_la-sbm.o .libs/libigraph_la-sir.o .libs/libigraph_la-prpack.o  -Wl,--whole-archive ./.libs/libprpack.a ./.libs/libplfit.a -Wl,--no-whole-archive  -Wl,--as-needed -lxml2 -ldl /usr/lib64/libarpack.so -llapack -lblas /usr/lib64/libglpk.so -lz -lcolamd -lamd -lcxsparse -lsuitesparseconfig -L/usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0 -L/usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/../../../../lib64 -L/lib/../lib64 -L/usr/lib/../lib64 -L/usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/../../../../x86_64-pc-linux-gnu/lib -L/usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/../../.. -lstdc++ -lm -lc -lgcc_s /usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/crtendS.o /usr/lib/gcc/x86_64-pc-linux-gnu/6.4.0/../../../../lib64/crtn.o  -O2 -march=native -Wl,-O1   -Wl,-soname -Wl,libigraph.so.0 -o .libs/libigraph.so.0.0.0
libtool: link: (cd ".libs" && rm -f "libigraph.so.0" && ln -s "libigraph.so.0.0.0" "libigraph.so.0")
libtool: link: (cd ".libs" && rm -f "libigraph.so" && ln -s "libigraph.so.0.0.0" "libigraph.so")
libtool: link: (cd .libs/libigraph.lax/libprpack.a && x86_64-pc-linux-gnu-ar x "/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src/./.libs/libprpack.a")
libtool: link: (cd .libs/libigraph.lax/libplfit.a && x86_64-pc-linux-gnu-ar x "/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src/./.libs/libplfit.a")
libtool: link: x86_64-pc-linux-gnu-ar cru .libs/libigraph.a  libigraph_la-basic_query.o libigraph_la-games.o libigraph_la-cocitation.o libigraph_la-iterators.o libigraph_la-structural_properties.o libigraph_la-components.o libigraph_la-layout.o libigraph_la-structure_generators.o libigraph_la-conversion.o libigraph_la-type_indexededgelist.o libigraph_la-spanning_trees.o libigraph_la-igraph_error.o libigraph_la-interrupt.o libigraph_la-other.o libigraph_la-foreign.o libigraph_la-random.o libigraph_la-attributes.o libigraph_la-foreign-ncol-parser.o libigraph_la-foreign-ncol-lexer.o libigraph_la-foreign-lgl-parser.o libigraph_la-foreign-lgl-lexer.o libigraph_la-foreign-pajek-parser.o libigraph_la-foreign-pajek-lexer.o libigraph_la-foreign-gml-parser.o libigraph_la-foreign-gml-lexer.o libigraph_la-dqueue.o libigraph_la-heap.o libigraph_la-igraph_heap.o libigraph_la-igraph_stack.o libigraph_la-igraph_strvector.o libigraph_la-igraph_trie.o libigraph_la-matrix.o libigraph_la-vector.o libigraph_la-vector_ptr.o libigraph_la-memory.o libigraph_la-adjlist.o libigraph_la-visitors.o libigraph_la-igraph_grid.o libigraph_la-atlas.o libigraph_la-topology.o libigraph_la-motifs.o libigraph_la-progress.o libigraph_la-operators.o libigraph_la-igraph_psumtree.o libigraph_la-array.o libigraph_la-igraph_hashtable.o libigraph_la-foreign-graphml.o libigraph_la-flow.o libigraph_la-igraph_buckets.o libigraph_la-NetDataTypes.o libigraph_la-NetRoutines.o libigraph_la-clustertool.o libigraph_la-pottsmodel_2.o libigraph_la-spectral_properties.o libigraph_la-cores.o libigraph_la-igraph_set.o libigraph_la-cliques.o libigraph_la-revolver_cit.o libigraph_la-revolver_grow.o libigraph_la-walktrap.o libigraph_la-walktrap_heap.o libigraph_la-walktrap_graph.o libigraph_la-walktrap_communities.o libigraph_la-infomap.o libigraph_la-infomap_Greedy.o libigraph_la-infomap_Node.o libigraph_la-infomap_FlowGraph.o libigraph_la-spmatrix.o libigraph_la-community.o libigraph_la-fast_community.o libigraph_la-evolver_cit.o libigraph_la-gml_tree.o libigraph_la-bliss_orbit.o libigraph_la-bliss_eqrefhash.o libigraph_la-bliss_partition.o libigraph_la-bliss_graph.o libigraph_la-bliss_timer.o libigraph_la-bliss_heap.o libigraph_la-bliss_utils.o libigraph_la-bliss.o libigraph_la-cattributes.o libigraph_la-revolver_ml_cit.o libigraph_la-zeroin.o libigraph_la-bfgs.o libigraph_la-math.o libigraph_la-forestfire.o libigraph_la-microscopic_update.o libigraph_la-blas.o libigraph_la-arpack.o libigraph_la-centrality.o libigraph_la-drl_layout.o libigraph_la-drl_parse.o libigraph_la-drl_graph.o libigraph_la-DensityGrid.o libigraph_la-gengraph_box_list.o libigraph_la-gengraph_degree_sequence.o libigraph_la-gengraph_graph_molloy_hash.o libigraph_la-gengraph_graph_molloy_optimized.o libigraph_la-gengraph_mr-connected.o libigraph_la-gengraph_powerlaw.o libigraph_la-gengraph_random.o libigraph_la-decomposition.o libigraph_la-bipartite.o libigraph_la-drl_layout_3d.o libigraph_la-drl_graph_3d.o libigraph_la-DensityGrid_3d.o libigraph_la-foreign-dl-parser.o libigraph_la-foreign-dl-lexer.o libigraph_la-sparsemat.o libigraph_la-mixing.o libigraph_la-bigint.o libigraph_la-bignum.o libigraph_la-version.o libigraph_la-optimal_modularity.o libigraph_la-igraph_fixed_vectorlist.o libigraph_la-separators.o libigraph_la-igraph_marked_queue.o libigraph_la-igraph_estack.o libigraph_la-st-cuts.o libigraph_la-cohesive_blocks.o libigraph_la-statusbar.o libigraph_la-lapack.o libigraph_la-complex.o libigraph_la-eigen.o libigraph_la-feedback_arc_set.o libigraph_la-sugiyama.o libigraph_la-glpk_support.o libigraph_la-igraph_hrg_types.o libigraph_la-igraph_hrg.o libigraph_la-distances.o libigraph_la-fortran_intrinsics.o libigraph_la-matching.o libigraph_la-scg.o libigraph_la-scg_approximate_methods.o libigraph_la-scg_exact_scg.o libigraph_la-scg_kmeans.o libigraph_la-scg_utils.o libigraph_la-scg_optimal_method.o libigraph_la-qsort.o libigraph_la-qsort_r.o libigraph_la-types.o libigraph_la-lad.o libigraph_la-hacks.o libigraph_la-triangles.o libigraph_la-glet.o libigraph_la-maximal_cliques.o libigraph_la-sbm.o libigraph_la-sir.o libigraph_la-prpack.o  .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_base_graph.o .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_igraph_graph.o .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_preprocessed_ge_graph.o .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_preprocessed_gs_graph.o .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_preprocessed_scc_graph.o .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_preprocessed_schur_graph.o .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_result.o .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_solver.o .libs/libigraph.lax/libprpack.a/libprpack_la-prpack_utils.o  .libs/libigraph.lax/libplfit.a/error.o .libs/libigraph.lax/libplfit.a/gss.o .libs/libigraph.lax/libplfit.a/kolmogorov.o .libs/libigraph.lax/libplfit.a/lbfgs.o .libs/libigraph.lax/libplfit.a/options.o .libs/libigraph.lax/libplfit.a/plfit.o .libs/libigraph.lax/libplfit.a/zeta.o 
libtool: link: x86_64-pc-linux-gnu-ranlib .libs/libigraph.a
libtool: link: rm -fr .libs/libigraph.lax
libtool: link: ( cd ".libs" && rm -f "libigraph.la" && ln -s "../libigraph.la" "libigraph.la" )
make[3]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src'
make[2]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src'
Making all in tests
make[2]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/tests'
make[2]: Nothing to be done for 'all'.
make[2]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/tests'
make[2]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1'
make[2]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1'
make[1]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1'
>>> Source compiled.
>>> Test phase: dev-libs/igraph-0.7.1-r2
make -j1   check
Making check in src
make[1]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src'
make  check-am
make[2]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src'
make[2]: Nothing to be done for 'check-am'.
make[2]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src'
make[1]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/src'
Making check in tests
make[1]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/tests'
make  check-local
make[2]: Entering directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/tests'
{					\
  echo '# Signature of the current package.'; \
  echo 'm4_define([AT_PACKAGE_NAME],      [igraph])'; \
  echo 'm4_define([AT_PACKAGE_TARNAME],   [igraph])'; \
  echo 'm4_define([AT_PACKAGE_VERSION],   [0.7.1])'; \
  echo 'm4_define([AT_PACKAGE_STRING],    [igraph 0.7.1])'; \
  echo 'm4_define([AT_PACKAGE_BUGREPORT], [csardi.gabor@gmail.com])'; \
} >./package.m4
/bin/sh /var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/missing autom4te --language=autotest -I ../tests ../tests/testsuite.at -o testsuite.tmp
mv testsuite.tmp testsuite
if [ ! -f testsuite ]; then cp ../tests/testsuite .; fi
/bin/sh testsuite
## -------------------------------- ##
## igraph 0.7.1 test suite: igraph. ##
## -------------------------------- ##

igraph version number.

  1: Simple version query (igraph_version):          ok

Utility types (vector_t, etc.)

  2: Vector (vector_t):                              ok
  3: Vector (more) (vector_t):                       ok
  4: Vector (even more) (vector_t):                  ok
  5: Matrix (matrix_t):                              ok
  6: Matrix (more) (matrix_t):                       ok
  7: Matrix (even more) (matrix_t):                  ok
  8: Double ended queue (dqueue_t):                  ok
  9: Vector of pointers (vector_ptr_t):              ok
 10: Stack (stack_t):                                ok
 11: Heap (heap_t):                                  ok
 12: Indexed heap (indheap_t):                       ok
 13: Doubly indexed heap (d_indheap_t):              ok
 14: String vector (igraph_strvector_t):             ok
 15: Trie (igraph_trie_t):                           ok
 16: Partial Sum-Tree (igraph_psumtree_t):           ok
 17: Three dimensional array (igraph_array3_t):      ok
 18: Hash table (string->string) (igraph_hashtable_t):  ok
 19: Special heap for minimum cuts (igraph_i_cutheap_t):  ok
 20: Set (igraph_set_t):                             ok
 21: 2-way heap (igraph_2wheap_t):                   ok
 22: Sparse matrix (igraph_sparsemat_t):             ok
 23: Sparse matrix, multiplications (igraph_sparsemat_t):  ok
 24: Sparse matrix, indexing (igraph_sparsemat_t):   ok
 25: Sparse matrix, solvers (igraph_sparsemat_t):    ok
 26: Sparse matrix, ARPACK eigensolver (igraph_sparsemat_t):  ok
 27: Sparse matrix, conversion to dense (igraph_sparsemat_t):  ok
 28: Sparse matrix, min & max (igraph_sparsemat_t):  ok
 29: Sparse matrix, other operations (igraph_sparsemat_t):  ok
 30: Sparse matrix, multiplications with dense (igraph_sparsemat_t):  ok
 31: Sparse matrix, is symmetric? (igraph_sparsemat_t):  ok
 32: Another sparse matrix (igraph_spmatrix_t):      ok
 33: Arbitrarily big integers (igraph_biguint_t):    ok
 34: Marked double ended queue (igraph_marked_queue_t):  ok
 35: Complex numbers (igraph_complex_t):             ok

Basic (interface) functions.

 36: Creating an empty graph (igraph_empty):         ok
 37: Copying a graph (igraph_copy):                  ok
 38: Adding edges to a graph (igraph_add_edges):     ok
 39: Adding vertices (igraph_add_vertices):          ok
 40: Deleting edges (igraph_delete_edges):           ok
 41: Deleting vertices (igraph_delete_vertices):     ok
 42: Neighbors (igraph_neighbors):                   ok
 43: Is the graph directed? (igraph_is_directed):    ok
 44: Degree of the vertices (igraph_degree):         ok
 45: Query edge ids (igraph_get_eid):                ok
 46: Query many edge ids (igraph_get_eids):          ok

Iterators aka vertex and edge sequences

 47: Vertices in a vector (igraph_vs_vector):        ok
 48: Non-adjacent vertices (igraph_vs_nonadj):       ok
 49: Sequence (igraph_vs_seq):                       ok
 50: Edges given by end points (igraph_es_pairs):    ok
 51: Edges in a path (igraph_es_path):               ok

Structure generators

 52: Simple graph creation (igraph_create):          ok
 53: Barabasi-Albert model (igraph_barabasi_game):   ok
 54: More Barabasi-Albert model (igraph_barabasi_game): ok
 55: Erdos-Renyi model (igraph_erdos_renyi_game):    ok
 56: Degree sequence (igraph_degree_sequence_game):  ok
 57: k-regular graphs (igraph_k_regular_game):       ok
 58: Growing random (igraph_growing_random_game):    ok
 59: Preference model (igraph_preference_game):      ok
 60: From adjacency matrix (igraph_adjacency):       ok
 61: From weighted adjacency matrix (igraph_weighted_adjacency): ok
 62: Star graph (igraph_star):                       ok
 63: Lattice graph (igraph_lattice):                 ok
 64: Ring graph (igraph_ring):                       ok
 65: Tree graph (igraph_tree):                       ok
 66: Full graph (igraph_full):                       ok
 67: Graph atlas (igraph_atlas):                     ok
 68: Small graph (igraph_small):                     ok
 69: Geomeric random graphs (igraph_grg_game):       ok
 70: Graphs in LCF notation (igraph_lcf{,_vector}):  ok
 71: Watts-Strogatz graphs (igraph_watts_strogatz_game): ok

Structural properties

 72: Two vertices connected by an edge:              ok
 73: Density of a graph (igraph_density):            ok
 74: Diameter of a graph (igraph_diameter):          ok
 75: Average geodesic length (igraph_average_path_length):  ok
 76: Google PageRank (igraph_pagerank):              ok
 77: Random rewiring (igraph_rewire):                ok
 78: Get the shortest paths (igraph_get_shortest_paths):  ok
 79: Get the shortest paths #2 (igraph_get_shortest_paths):  ok
 80: Weighted shortest paths (Dijkstra):             ok
 81: Weighted shortest paths (Bellman-Ford):         ok
 82: Get the weighted shortest paths (Dijkstra):     ok
 83: Get all weighted shortest paths (Dijkstra):     ok
 84: Shortest path wrappers for single target node:  ok
 85: Betweenness (igraph_betweenness):               ok
 86: Betweenness, big integers (igraph_betweenness):  ok
 87: Edge betweenness (igraph_edge_betweenness):     ok
 88: Transitivity (igraph_transitivity):             ok
 89: Local transitivity (igraph_local_transitivity):  ok
 90: Reciprocity (igraph_reciprocity):               ok
 91: Minimum spanning tree (igraph_minimum_spanning_tree_*):  ok
 92: Cocitation and bibcoupling (igraph_cocitation,igraph_bibcoupling): ok
 93: Similarity coefficients (igraph_similarity_*):  ok
 94: Simplification of non-simple graphs (igraph_simplify):  ok
 95: Topological sorting (igraph_topological_sorting, igraph_is_dag):  ok
 96: Feedback arc sets, Eades heuristics (igraph_feedback_arc_set):  ok
 97: Feedback arc sets, integer programming (igraph_feedback_arc_set):  ok
 98: Loop edges test (igraph_is_loop):               ok
 99: Multiple edges test (igraph_is_multiple):       ok
100: Multiple edges test (igraph_has_multiple):      ok
101: Girth (igraph_girth):                           ok
102: Convergence degree (igraph_convergence_degree):  ok
103: Assortativity coefficient (igraph_assortativity):  ok
104: Average nearest neighbor degree (igraph_avg_nearest_neighbor_degree):  ok
105: Transitive closure of a DAG (igraph_transitive_closure_dag):  ok
106: Eccentricity (igraph_eccentricity):             ok
107: Radius (igraph_radius):                         ok

Components

108: Decompose a graph (igraph_decompose):           ok
109: Biconnected components (igraph_biconnected_components): ok

Layouts

110: Grid layout (igraph_layout_grid, igraph_layout_grid_3d): ok
111: Large Graph Layout (igraph_layout_lgl):         ok
112: Reingold-Tilford tree layout (igraph_layout_reingold_tilford): ok
113: Sugiyama layout (igraph_layout_sugiyama):       ok
114: Multidimensional scaling (igraph_layout_mds):   ok
115: Covering circle and sphere (igraph_i_layout_sphere_{2,3}d): ok
116: Merging layouts (igraph_i_layout_merge):        ok
117: Merging layouts 2 (igraph_i_layout_merge):      skipped (layout.at:62)
118: Merging layouts 3 (igraph_i_layout_merge):      ok

Visitors

119: Internal breadth-first search (igraph_i_bfs):   ok
120: Breadth-first search (igraph_bfs):              ok

Graph topology

121: The isomorphism class of a subgraph (igraph_isolass_subgraph) ok
122: The VF2 isomorphism algorithm                   ok
123: VF algorithm with compatibility functions       ok
124: LAD subgraph isomorphism algorithm              ok
125: Graphical degree sequences                      ok

Motifs

126: RAND-ESU algorithm (igraph_motifs_randesu)      ok

Foreign formats

127: Reading Pajek (igraph_read_graph_pajek):        ok
128: GraphML (igraph_{read,write}_graph_graphml):    ok
129: Writing Pajek (igraph_write_graph_pajek):       ok
130: Pajek with number of edges present (igraph_read_graph_pajek): ok
131: Pajek, bipartite (igraph_read_graph_pajek):     ok
132: Pajek, bipartite incidence matrix (igraph_read_graph_pajek): ok
133: Pajek, signed (igraph_read_graph_pajek):        ok
134: Pajek, writing bipartite graph (igraph_write_graph_pajek): ok
135: Reading an LGL file (igraph_read_graph_lgl):    ok
136: Writing LGL (igraph_write_graph_lgl):           ok
137: Reading a graph from the graph database (igraph_read_graph_graphdb): ok
138: Reading a GML file (igraph_read_graph_gml):     ok
139: Writing a DOT file (igraph_write_graph_dot):    ok
140: Different line endings:                         ok
141: UNICET DL format:                               ok
142: LEDA format:                                    ok

Miscellaneous functions

143: Convex hull calculation (igraph_convex_hull):   ok
144: Fitting power-law distributions (igraph_power_law_fit): ok

Graphs operators

145: Disjoint union (igraph_disjoint_union, igraph_dosjoint_union_many): ok
146: Union (igraph_union, igraph_union_many):        ok
147: Intersection (igraph_intersection, igraph_intersection_many): ok
148: Intersection 2 (igraph_intersection, igraph_intersection_many): ok
149: Difference (igraph_difference):                 ok
150: Complementer (igraph_complementer):             ok
151: Composition (igraph_compose):                   ok

Conversion functions

152: Directed to undirected (igraph_to_undirected):  ok
153: Graphs from adjacency list (igraph_adjlist):    ok
154: Graph to Laplacian matrix (igraph_laplacian):   ok

Maximum flows and such

155: Maximum flow value (igraph_maxflow_value):      ok
156: Maximum flow (igraph_maxflow):                  ok
157: Minimum cut (igraph_mincut):                    ok
158: Even-Tarjan reduction (igraph_even_tarjan_reduction):  ok
159: Dominator tree of a flow graph (igraph_dominator_tree):  ok
160: All s-t cuts of a graph (igraph_all_st_cuts):   ok
161: All minimal s-t cuts of a graph (igraph_all_st_mincuts):  ok
162: Gomory-Hu tree (igraph_gomory_hu_tree):         ok

Community structure

163: Spinglass clustering (igraph_spinglass_community):  ok
164: Walktrap community structure (igraph_walktrap_community):  ok
165: Edge betweenness community structure (igraph_community_edge_betweenness):  ok
166: Modularity optimization (igraph_community_fastgreedy):  ok
167: Leading eigenvector community structure (igraph_community_leading_eigenvector) : ok
168: Weighted leading eigenvector community structure (igraph_community_leading_eigenvector) : ok
169: Leading eigenvector bug #1002140 test (igraph_community_leading_eigenvector) : ok
170: Label propagation algorithm (igraph_community_label_propagation) : ok
171: Multilevel community detection (igraph_community_multilevel) : skipped (community.at:72)
172: Multilevel community detection, isolates (igraph_community_multilevel) : ok
173: Modularity optimization, integer programming (igraph_community_optimal_modularity) : ok
174: Infomap community structure (igraph_community_infomap) : skipped (community.at:88)

Cliques and independent vertex sets.

175: Calculating cliques (igraph_cliques):           ok
176: Additional test for maximal cliques (igraph_maximal_cliques): ok
177: More maximal cliques (igraph_maximal_cliques):  ok
178: Maximal cliques 3 (igraph_maximal_cliques):     ok
179: Maximal cliques for a subset (igraph_maximal_cliques): ok
180: Calculating independent vertex sets (igraph_independent_vertex_sets):  ok

Eigenvalues, eigenvectors

181: Symmetric matrix, LAPACK (igraph_eigen_matrix_symmetric): ok
182: Symmetric matrix, ARPACK (igraph_eigen_matrix_symmetric): ok
183: General matrix, LAPACK, LM, SM (igraph_eigen_matrix): ok
184: General matrix, LAPACK, LR, SR (igraph_eigen_matrix): ok
185: General matrix, LAPACK, LI, SI (igraph_eigen_matrix): ok
186: General matrix, LAPACK, SELECT (igraph_eigen_matrix): ok

Attributes from C

187: Reading a Pajek file with attributes:           ok
188: Writing an attributed graph in GML and GraphML: ok
189: Combining numeric attributes:                   ok
190: Combining string attributes:                    ok

BLAS, LAPACK and ARPACK based functions

191: Basic BLAS functions (igraph_blas_*):           ok
192: Dense symmetric eigenvalues and eigenvectors (igraph_lapack_dsyevr): ok
193: Dense non-symmetric eigenvalues and eigenvectors (igraph_lapack_dgeev): ok
194: Dense non-symmetric eigenvalues and eigenvectors (igraph_lapack_dgeevx): ok
195: Solving linear systems with LU factorization (igraph_lapack_dgesv): ok
196: Upper Hessenberg transformation (igraph_lapack_dgehrd): ok
197: Eigenvector centrality (igraph_eigenvector_centrality): ok
198: Non-symmetric ARPACK solver (igraph_arpack_rnsolve): FAILED (arpack.at:66)

Bipartite graphs

199: Create bipartite graphs (igraph_create_bipartite): ok
200: Projection of bipartite graphs (igraph_bipartite_projection): ok

Centralization

201: Centralization (igraph_centralization_*):       ok

Minimal separators

202: Decision problem (igraph_is_separator):         ok
203: Decision problem, minimal separator (igraph_is_minimal separator):  ok
204: Minimal separators (igraph_all_minimal_ab_separators):  ok
205: Minimal separators, bug 1033045 (igraph_all_minimal_st_separators):  ok
206: Minimum size separators (igraph_minimum_size_separators):  ok
207: Cohesive blocking (igraph_cohesive_blocks):     ok

Hierarchical random graphs

208: Fitting a hierarchical model (igraph_hrg_fit) : ok
209: Consensus tree (igraph_hrg_consensus) :         skipped (hrg.at:31)
210: Missing edge prediction (igraph_hrg_predict) :  skipped (hrg.at:36)

Microscopic updates

211: Deterministic optimal imitation:                ok
212: Stochastic imitation via uniform selection:     ok
213: Stochastic imitation via roulette selection:    ok
214: Moran process:                                  ok

Thread-safety tests

215: Simple error handling test :                    skipped (mt.at:26)
216: Thread-safe ARPACK:                             skipped (mt.at:31)

Spectral coarse graining

217: Solving the SCG problem (igraph_scg_grouping) : ok
218: Solving the SCG problem, adjacency matrix (igraph_scg_grouping) : ok
219: Solving the SCG problem, stochastic matrix (igraph_scg_grouping) : skipped (scg.at:38)
220: Solving the SCG problem, laplacian matrix (igraph_scg_grouping) : skipped (scg.at:44)
221: SCG semi-projectors, symmetric (igraph_scg_semiprojectors) : ok
222: SCG semi-projectors, stochastic (igraph_scg_semiprojectors) : skipped (scg.at:56)
223: SCG semi-projectors, laplacian (igraph_scg_semiprojectors) : skipped (scg.at:62)
224: SCG of a graph, adjacency matrix (igraph_scg) : ok
225: SCG of a graph, stochastic matrix (igraph_scg) : skipped (scg.at:73)
226: SCG of a graph, laplacian matrix (igraph_scg) : skipped (scg.at:78)

Random number generators

227: Random seed:                                    ok
228: MT19937 RNG on 64 bit machines:                 ok
229: Exponentially distributed random numbers:       ok
230: Random sampling from consecutive sequence:      ok
231: Fisher-Yates shuffle:                           ok

Quick sort

232: Regular qsort (igraph_qsort):                   ok
233: qsort with extra argument (igraph_qsort_r):     ok

Maximum matchings

234: Maximum bipartite matching (igraph_maximum_bipartite_matching):  ok

## ------------- ##
## Test results. ##
## ------------- ##

ERROR: 221 tests were run,
1 failed unexpectedly.
13 tests were skipped.
## -------------------------- ##
## testsuite.log was created. ##
## -------------------------- ##

Please send `tests/testsuite.log' and all information you think might help:

   To: <csardi.gabor@gmail.com>
   Subject: [igraph 0.7.1] testsuite: 198 failed

You may investigate any problem if you feel able to do so, in which
case the test suite provides a good starting point.  Its output may
be found below `tests/testsuite.dir'.

make[2]: *** [Makefile:502: check-local] Error 1
make[2]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/tests'
make[1]: *** [Makefile:365: check-am] Error 2
make[1]: Leaving directory '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1/tests'
make: *** [Makefile:506: check-recursive] Error 1
 * ERROR: dev-libs/igraph-0.7.1-r2::gentoo failed (test phase):
 *   Make check failed. See above for details.
 * 
 * Call stack:
 *            ebuild.sh, line  115:  Called src_test
 *          environment, line 1316:  Called default
 *   phase-functions.sh, line  808:  Called default_src_test
 *   phase-functions.sh, line  837:  Called __eapi0_src_test
 *     phase-helpers.sh, line  763:  Called die
 * The specific snippet of code:
 *   		$emake_cmd ${internal_opts} check || \
 *   			die "Make check failed. See above for details."
 * 
 * If you need support, post the output of `emerge --info '=dev-libs/igraph-0.7.1-r2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-libs/igraph-0.7.1-r2::gentoo'`.
 * The complete build log is located at '/var/log/portage/dev-libs:igraph-0.7.1-r2:20170831-195716.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1'
 * S: '/var/tmp/portage/dev-libs/igraph-0.7.1-r2/work/igraph-0.7.1'