gcc/testsuite/gcc.dg/pr88870.c

   1 /* PR rtl-optimization/88870 */
   2 /* { dg-do compile } */
   3 /* { dg-require-effective-target nonlocal_goto } */
   4 /* { dg-options "-O1 -fexceptions -fnon-call-exceptions -ftrapv -fno-tree-dominator-opts" } */
   5
   6 int a, b;
   7
   8 void
   9 foo (int *x)
  10 {
  11   int c = 0;
  12   {
  13     int d;
  14     x = &c;
  15     for (;;)
  16       {
  17         x = &d;
  18         b = 0;
  19         d = c + 1;
  20         b = c = 1;
  21         ++a;
  22       }
  23   }
  24 }