craig.topper added inline comments.
================ Comment at: include/bit:145 + static_assert(sizeof(unsigned) == 4, ""); + return __popcnt(__x); +#endif ---------------- How does this work on pre-Haswell X86 CPUs? Doesn't MSVC just blindly emit the popcnt instruction when it sees this? https://reviews.llvm.org/D50815 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
