https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64922
--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> --- (In reply to Jakub Jelinek from comment #8) > So, with the patch you've posted I get: > $ /usr/src/gcc/obj/gcc/g++ -B /usr/src/gcc/obj/gcc/ > `/usr/src/gcc/obj/x86_*/libstdc++-v3/scripts/testsuite_flags > --build-includes` -E -o x.ii x.cc -O2 -D_GLIBCXX_USE_CXX11_ABI=0 > $ /usr/src/gcc/obj/gcc/cc1plus -fsanitize=alignment,bool,enum,unreachable > -O2 x.ii -quiet > $ gcc -o x x.s > /usr/src/gcc/obj/x86_64-unknown-linux-gnu/libsanitizer/ubsan/.libs/libubsan. > a -lpthread -ldl > /usr/src/gcc/obj/x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs/libstdc++. > so > -Wl,-rpath,/usr/src/gcc/obj/x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs/ > $ ./pol6 a > x.cc:39:3: runtime error: execution reached a __builtin_unreachable() call > > And the unreachable calls in there are IMHO wrong. /g++ -> /xg++ ./pol6 -> ./x Sorry, for the typos.
