gcc/testsuite/gcc.dg/vect/pr77503.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target vect_condition } */
   3 /* { dg-skip-if "need vect_max_reduc support" { ! vect_max_reduc } } */
   4
   5 extern void d(void);
   6 void a() {
   7   char *b;
   8   char c = 0;
   9   for (; b < (char *)a; b++) {
  10     if (*b)
  11       c = 1;
  12     *b = 0;
  13   }
  14   if (c)
  15     d();
  16 }
  17 /* { dg-final { scan-tree-dump "vectorized 1 loops" "vect" } } */