https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82831
--- Comment #23 from Martin Liška <marxin at gcc dot gnu.org> --- (In reply to Markus Trippelsdorf from comment #22) > (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 Thanks. I can confirm it works for me!