scc

simple C compiler
git clone git://git.2f30.org/scc
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memcpy.c (199B)

      1 #include <string.h>
      2 #undef memcpy
      3 
      4 void *
      5 memcpy(void * restrict dst, const void * restrict src, size_t n)
      6 {
      7 	char *s1 = dst;
      8 	const char *s2 = src;
      9 
     10 	while (n-- > 0)
     11 		*s1++ = *s2++;
     12 	return dst;
     13 }