Bug 468246 – [gcc 4.8] dev-util/exmap-0.10 fails to compile

• Status: RESOLVED FIXED
• Product: Gentoo Linux

[Description Patrick Lauer 2013-05-02 07:26:12 UTC]

>>> Compiling source in /var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10 ...
 * Preparing exmap module
make -j4 HOSTCC=x86_64-pc-linux-gnu-gcc CROSS_COMPILE=x86_64-pc-linux-gnu- 'LDFLAGS=-m elf_x86_64' clean kernel_modules 
#make -C /usr/src/linux M=/var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/kernel clean
make -C /usr/src/linux M=/var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/kernel modules
make[1]: Entering directory `/usr/src/linux-3.9.0-gentoo'

  WARNING: Symbol version dump /usr/src/linux-3.9.0-gentoo/Module.symvers
           is missing; modules will have no dependencies and modversions.

  CC [M]  /var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/kernel/exmap.o
  Building modules, stage 2.
  MODPOST 1 modules
  CC      /var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/kernel/exmap.mod.o
  LD [M]  /var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/kernel/exmap.ko
make[1]: Leaving directory `/usr/src/linux-3.9.0-gentoo'
make -j4 CXX=x86_64-pc-linux-gnu-g++ LD=x86_64-pc-linux-gnu-ld -C jutil 
make: Entering directory `/var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/jutil'
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I.   -c -o Pcre.o Pcre.cpp
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I.   -c -o jutil.o jutil.cpp
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I.   -c -o trun.o trun.cpp
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I.   -c -o TestRunner.o TestRunner.cpp
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I.   -c -o egtest.o egtest.cpp
ar rs libjutil.a Pcre.o jutil.o
ar: creating libjutil.a
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I. -Wl,-O1 -Wl,--as-needed trun.o TestRunner.o  -o trun -ljutil -lpcre -L.
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I. egtest.o -o egtest -Wl,-O1 -Wl,--as-needed
make: Leaving directory `/var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/jutil'
make -j4 CXX=x86_64-pc-linux-gnu-g++ LD=x86_64-pc-linux-gnu-ld -C src 
make: Entering directory `/var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/src'
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I../jutil   -c -o exmtool.o exmtool.cpp
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I../jutil   -c -o Exmap.o Exmap.cpp
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I../jutil   -c -o Range.o Range.cpp
x86_64-pc-linux-gnu-g++ -O2 -pipe -Wall -Werror -I../jutil   -c -o Elf.o Elf.cpp
Elf.cpp: In member function ‘bool Elf::File::open_file()’:
Elf.cpp:274:19: error: ignoring return value of ‘int seteuid(__uid_t)’, declared with attribute warn_unused_result [-Werror=unused-result]
  seteuid(new_euid);
                   ^
Elf.cpp:287:20: error: ignoring return value of ‘int seteuid(__uid_t)’, declared with attribute warn_unused_result [-Werror=unused-result]
  seteuid(orig_euid); // ok, it will always be 0...
                    ^
cc1plus: all warnings being treated as errors
make: *** [Elf.o] Error 1
make: *** Waiting for unfinished jobs....
make: Leaving directory `/var/tmp/portage/dev-util/exmap-0.10/work/exmap-0.10/src'
emake failed
 * ERROR: dev-util/exmap-0.10 failed (compile phase):
 *   (no error message)

Portage 2.1.11.62 (default/linux/amd64/13.0, gcc-4.8.0, glibc-2.17, 3.8.10-gentoo x86_64)
=================================================================
System uname: Linux-3.8.10-gentoo-x86_64-AMD_Phenom-tm-_II_X4_965_Processor-with-gentoo-2.2
KiB Mem:     7921068 total,   1929940 free
KiB Swap:   25165812 total,  25165812 free
Timestamp of tree: Unknown
ld GNU ld (GNU Binutils) 2.23.1
ccache version 3.1.9 [disabled]
app-shells/bash:          4.2_p45
dev-java/java-config:     2.2.0
dev-lang/python:          2.7.4, 3.2.4
dev-util/ccache:          3.1.9
dev-util/cmake:           2.8.10.2-r2
dev-util/pkgconfig:       0.28
sys-apps/baselayout:      2.2
sys-apps/openrc:          0.11.8
sys-apps/sandbox:         2.6-r1
sys-devel/autoconf:       2.13, 2.69
sys-devel/automake:       1.10.3, 1.13.1
sys-devel/binutils:       2.23.1
sys-devel/gcc:            4.8.0
sys-devel/gcc-config:     1.8
sys-devel/libtool:        2.4.2
sys-devel/make:           3.82-r4
sys-kernel/linux-headers: 3.8 (virtual/os-headers)
sys-libs/glibc:           2.17
Repositories: gentoo
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="*"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/polkit-1/actions /usr/share/themes/oxygen-gtk/gtk-2.0 /var/lib/hsqldb"
CONFIG_PROTECT_MASK="${EPREFIX}/etc/gconf /etc/ca-certificates.conf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-O2 -pipe"
DISTDIR="/usr/portage/distfiles"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs buildpkg config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync news parallel-fetch protect-owned sandbox sfperms strict test unknown-features-warn unmerge-logs unmerge-orphans userfetch"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="ftp://ftp.lecl.net/pub/gentoo/ http://ftp.lecl.net/pub/gentoo/"
LANG="en_US.utf8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
MAKEOPTS="-j4"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY=""
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="acl amd64 berkdb bzip2 cli cracklib crypt cxx dri egl fortran gdbm gpm iconv ipv6 mmx modules mudflap multilib ncurses nls nptl openmp openvg pam pcre readline session sqlite sse sse2 ssl tcpd unicode xa xvfb zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" INPUT_DEVICES="keyboard mouse evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-3" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_2" RUBY_TARGETS="ruby19" USERLAND="GNU" VIDEO_CARDS="vesa" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
Unset:  CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, USE_PYTHON

[Comment 1 Ryan Hill (RETIRED) 2013-05-03 03:20:50 UTC]

Created attachment 347192 [details, diff]
exmap-0.10-werror.patch

[Comment 2 Ryan Hill (RETIRED) 2013-05-03 03:29:12 UTC]

Created attachment 347194 [details, diff]
exmap-0.10-makefiles.patch

Should have tested that.  Just modify exmap-0.10-makefiles.patch instead.

[Comment 3 Michael Weber (RETIRED) 2013-05-04 04:27:47 UTC]

+*exmap-0.10-r1 (04 May 2013)
+
+  04 May 2013; Michael Weber <[e-mail]> +exmap-0.10-r1.ebuild,
+  +files/exmap-0.10-r1-makefiles.patch:
+  Remove -Werror, thanks patrick and dirtyepic, bug 468246.
+