https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82831
--- Comment #22 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Martin Liška from comment #21) > (In reply to Markus Trippelsdorf from comment #20) > > Also happens on X86_64. I can reproduce the issue on gcc67 (Rzyen). > > Can you please provide revision and configure flags? Does it happen for the > same source file? Current trunk and yes, it happens for the same source file. % ../gcc/configure --disable-libstdcxx-pch --disable-libvtv --disable-libitm --disable-libcilkrts --disable-libssp --disable-libgomp --disable-werror --disable-multilib --enable-languages=c,c++,fortran --enable-checking=release % make -j8 BOOT_CFLAGS="-march=native -O3 -pipe" STAGE1_CFLAGS="-march=native -O3 -pipe" CFLAGS_FOR_TARGET="-march=native -O3 -pipe" CXXFLAGS_FOR_TARGET="-march=native -O3 -pipe" profiledbootstrap