https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97163
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org, | |segher at gcc dot gnu.org --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Guess we need something like: -#elif defined(_ARCH_PWR8) && defined(__ALTIVEC__) +#elif (GCC_VERSION >= 4005) && defined(_ARCH_PWR8) && defined(__ALTIVEC__) in libcpp/lex.c if clang doesn't support the altivec attribute and the builtins.