gcc/testsuite/gcc.dg/pr56436.c

   1 /* PR tree-optimization/56426 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4
   5 int a, *c;
   6
   7 void
   8 f (void)
   9 {
  10   int b = 0;
  11
  12   for (a = 0;; a++)
  13     if (--b)
  14       {
  15         if (a)
  16         lbl:
  17           a++;
  18
  19         c = &b;
  20         goto lbl;
  21       }
  22 }