Open64: osprey-gcc/gcc/config/memmove.c Source File

00001 /* Public domain.  */
00002 #include <stddef.h>
00003 
00004 void *
00005 memmove (void *dest, const void *src, size_t len)
00006 {
00007   char *d = dest;
00008   const char *s = src;
00009   if (d < s)
00010     while (len--)
00011       *d++ = *s++;
00012   else
00013     {
00014       char *lasts = s + (len-1);
00015       char *lastd = d + (len-1);
00016       while (len--)
00017         *lastd-- = *lasts--;
00018     }
00019   return dest;
00020 }