the compile bombs out if -fstack-protector is in your CFLAGS: gcc -O20 -ffast-math -D_REENTRANT -fsigned-char -march=athlon-xp -Os -pipe -fomit-frame-pointer -ffast-math -fforce-addr -ftracer -falign-functions=16 -falign-labels=1 -falign-loops=16 -falign-jumps=16 -fstack-protector -maccumulate-outgoing-args -mfpmath=sse,387 -DUSE_MEMORY_H -static -o decoder_example decoder_example.o ../lib/.libs/libvorbis.a -L/usr/lib -lm /usr/lib/libogg.a /usr/lib/libc.a(ssp.o)(.bss+0x0): multiple definition of `__guard' /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.2/libgcc.a(_stack_smash_handler.oS)(.bss+0x0):/var/tmp/portage/gcc-3.3.2-r2/work/gcc-3.3.2/gcc/libgcc2.c:2021: first defined here /usr/lib/libc.a(ssp.o)(.text+0x80): In function `__stack_smash_handler': : multiple definition of `__stack_smash_handler' /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.2/libgcc.a(_stack_smash_handler.oS)(.text+0x90):/var/tmp/portage/gcc-3.3.2-r2/work/gcc-3.3.2/gcc/libgcc2.c:2036: first defined here /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.2/../../../../i686-pc-linux-gnu/bin/ld: Warning: size of symbol `__stack_smash_handler' changed from 728 in /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.2/libgcc.a(_stack_smash_handler.oS) to 571 in collect2: ld returned 1 exit status make[1]: *** [decoder_example] Error 1 make[1]: *** Waiting for unfinished jobs.... gcc -O20 -ffast-math -D_REENTRANT -fsigned-char -march=athlon-xp -Os -pipe -fomit-frame-pointer -ffast-math -fforce-addr -ftracer -falign-functions=16 -falign-labels=1 -falign-loops=16 -falign-jumps=16 -fstack-protector -maccumulate-outgoing-args -mfpmath=sse,387 -DUSE_MEMORY_H -static -o encoder_example encoder_example.o ../lib/.libs/libvorbisenc.a /var/tmp/portage/libvorbis-1.0.1/work/libvorbis-1.0.1/lib/.libs/libvorbis.a -L/usr/lib ../lib/.libs/libvorbis.a -lm /usr/lib/libogg.a /usr/lib/libc.a(ssp.o)(.bss+0x0): multiple definition of `__guard' /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.2/libgcc.a(_stack_smash_handler.oS)(.bss+0x0):/var/tmp/portage/gcc-3.3.2-r2/work/gcc-3.3.2/gcc/libgcc2.c:2021: first defined here /usr/lib/libc.a(ssp.o)(.text+0x80): In function `__stack_smash_handler': : multiple definition of `__stack_smash_handler' /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.2/libgcc.a(_stack_smash_handler.oS)(.text+0x90):/var/tmp/portage/gcc-3.3.2-r2/work/gcc-3.3.2/gcc/libgcc2.c:2036: first defined here /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.2/../../../../i686-pc-linux-gnu/bin/ld: Warning: size of symbol `__stack_smash_handler' changed from 728 in /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.2/libgcc.a(_stack_smash_handler.oS) to 571 in collect2: ld returned 1 exit status make[1]: *** [encoder_example] Error 1 make[1]: Leaving directory `/var/tmp/portage/libvorbis-1.0.1/work/libvorbis-1.0.1/examples' make: *** [all-recursive] Error 1 !!! ERROR: media-libs/libvorbis-1.0.1 failed. !!! Function src_compile, Line 56, Exitcode 2 !!! (no error message) works if you remove -fstack-protector from my extensive CFLAGS ("-march=athlon-xp -Os -pipe -fomit-frame-pointer -ffast-math -fforce-addr -ftracer -falign-functions=16 -falign-labels=1 -falign-loops=16 -falign-jumps=16 -fstack-protector -maccumulate-outgoing-args -mfpmath=sse,387) Only need to add a filter-flags to the relevant ebuilds. libogg compiles fine though Reproducible: Always Steps to Reproduce:
deja vu go home to 25299 *** This bug has been marked as a duplicate of 25299 ***
