https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96217
--- Comment #7 from H.J. Lu <hjl.tools at gmail dot com> --- (In reply to LE GARREC Vincent from comment #6) > My log says : > > >>> Configuring source in > >>> /var/tmp/portage/sys-devel/gcc-10.1.0-r2/work/gcc-10.1.0 ... > * CFLAGS="-march=native -O0 -ggdb2 -g2 -pipe -fno-omit-frame-pointer" > * CXXFLAGS="-march=native -O0 -ggdb2 -g2 -pipe -fno-omit-frame-pointer" I don't think it works. You can compile GCC compiler with -O0. But you need to compile GCC run-time at least with -O. Please add CFLAGS_FOR_TARGET="-O2 -g" CXXFLAGS_FOR_TARGET="-O2 -g"
