gcc/testsuite/gcc.dg/tree-ssa/pr68021.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3" } */
   3
   4 char a;
   5 void fn1 (char *p1, int p2, int p3)
   6 {
   7   int i, x;
   8   for (i = 0; i < 10; i++)
   9     {
  10       for (x = 0; x < p3; x++)
  11         {
  12           *p1 = a;
  13           p1--;
  14         }
  15       p1 += p2;
  16     }
  17 }