1#ifndef STPCPY
2# define STPCPY __stpcpy_sse2_unaligned
3#endif
4
5#define USE_AS_STPCPY
6#define STRCPY STPCPY
7#include "strcpy-sse2-unaligned.S"
8

source code of glibc/sysdeps/x86_64/multiarch/stpcpy-sse2-unaligned.S