old-autovect-branch/gcc/testsuite/gcc.c-torture/execute/builtins/lib/mempcpy.c

   1 extern void abort (void);
   2 extern int inside_main;
   3
   4 void *
   5 mempcpy (void *dst, const void *src, __SIZE_TYPE__ n)
   6 {
   7   const char *srcp;
   8   char *dstp;
   9
  10 #ifdef __OPTIMIZE__
  11   if (inside_main)
  12     abort ();
  13 #endif
  14
  15   srcp = src;
  16   dstp = dst;
  17   while (n-- != 0)
  18     *dstp++ = *srcp++;
  19
  20   return dstp;
  21 }