old-autovect-branch/gcc/testsuite/gcc.dg/vect/pr18425.c

   1 /* { dg-do compile } */
   2 /* ??? Using "long" isn't quite right; we're testing vectors of pointers here.
   3    But since no extant target supports sizeof(long) != sizeof(void*)...  */
   4 /* { dg-require-effective-target vect_long } */
   5
   6 char **      _M_allocate();
   7 void
   8 _M_fill_insert(unsigned int __n)
   9 {
  10    char **__new_start = _M_allocate();
  11    char *__tmp = 0;
  12    for (; __n > 0; --__n, ++__new_start)
  13      *__new_start = __tmp;
  14 }
  15
  16 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
  17 /* { dg-final { cleanup-tree-dump "vect" } } */