gcc/testsuite/gcc.dg/torture/pr87266-3.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-fno-tree-ccp -fno-tree-forwprop" } */
   3
   4 void
   5 iw (int gu, int mq, int r2)
   6 {
   7   int yn = 0;
   8
   9   while (gu < 1)
  10     {
  11       int ay = 0;
  12
  13       for (;;)
  14         ;
  15
  16  bb:
  17       while (ay < 1)
  18         ++mq;
  19     }
  20
  21   if (yn != 0)
  22     goto up;
  23
  24   if (0)
  25     {
  26  up:
  27       if (r2 == 0)
  28         goto bb;
  29     }
  30
  31   goto up;
  32 }