https://gcc.gnu.org/bugzilla/show_bug.cgi?id=35543
--- Comment #4 from Martin Liška <marxin at gcc dot gnu.org> --- > > Yes, looks like it is done for memcpy, memset, bzero, etc, but not strncmp, > memcmp, memmove, strncpy etc. > > Hi David. Do you have any interesting benchmarks where optimization of such function would be beneficial and makes a speed gap? Thanks, Martin