Francisco Jerez schrieb: > Chí-Thanh Christopher Nguyễn <chith...@gentoo.org> writes: > >> Chí-Thanh Christopher Nguyễn schrieb: >>>> How about disabling AltiVec code generation by adding >>>> "-mno-altivec" to CXXFLAGS? AFAICT what's going on is that the >>>> "-maltivec" option (which is implied by your "-mcpu=7450") enables >>>> a number of language extensions as a side effect that collide with >>>> the C++ standard, which is exacerbated by GCC's seemingly broken >>>> implementation. >> >> Ah, and one potential issue I didn't think of yet is that -mno-altivec >> also implies -mabi=no-altivec and I am unsure if this can lead to >> problems if altivec ABI is enabled for the rest of the build. >> > Aren't both options orthogonal? It seems like you can enable the > AltiVec ABI without getting the annoying language extensions by doing > "-mno-altivec -mabi=altivec".
Yes, but how are we going to find out whether we need to pass -mabi=altivec or not? Certain values for -mcpu imply -maltivec and -mabi=altivec, while others don't. (That is assuming mixing -mabi=altivec and -mabi=no-altivec can cause problems, which I have no idea at all about.) Best regards, Chí-Thanh Christopher Nguyễn _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
