make[5]: Entering directory '/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39-abi_x86_64.amd64/tests/test-bison-yylval'
/usr/bin/bison --defines --output=parser.c --name-prefix="test" /var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval/parser.y
/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval/parser.y:52.1-12: warning: deprecated directive, use ‘%pure-parser’ [-Wdeprecated]
 %pure_parser
 ^^^^^^^^^^^^
x86_64-pc-linux-gnu-gcc -c -o parser.o -I/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval -I/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39 -I../.. -I.  -march=core2 -O2 -pipe parser.c
../../flex /var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval/scanner.l
x86_64-pc-linux-gnu-gcc -c -o scanner.o -I/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval -I/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39 -I../.. -I.  -march=core2 -O2 -pipe scanner.c
x86_64-pc-linux-gnu-gcc -c -o main.o -I/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval -I/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39 -I../.. -I.  -march=core2 -O2 -pipe /var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval/main.c
x86_64-pc-linux-gnu-gcc -march=core2 -O2 -pipe -o test-bison-yylval -Wl,-O1 -Wl,--as-needed parser.o scanner.o main.o 
./test-bison-yylval < /var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval/test.input
/bin/sh: line 1: 513010 Segmentation fault      ./test-bison-yylval < /var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39/tests/test-bison-yylval/test.input
Makefile:459: recipe for target 'test' failed
make[5]: *** [test] Error 139
make[5]: Leaving directory '/var/tmp/portage/sys-devel/flex-2.5.39-r1/work/flex-2.5.39-abi_x86_64.amd64/tests/test-bison-yylval'