gcc/testsuite/gcc.dg/memmove-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-optimized" } */
   3 /* { dg-final { scan-tree-dump-times "memmove" 0 "optimized" } } */
   4 /* { dg-final { cleanup-tree-dump "optimized" } } */
   5 static const char a[100]={1,2,3,4};
   6 char b[1000];
   7 int i,i1;
   8 static inline void
   9 __attribute__ ((always_inline))
  10 domem (void *dest, const void *src, int len)
  11 {
  12         __builtin_memmove (dest, src, len);
  13 }
  14 int
  15 t()
  16 {
  17         domem (b,a,100);
  18         domem (b+i1,(const void *)b,1);
  19 }