gcc/testsuite/gcc.dg/torture/pr87169.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "--param rpo-vn-max-loop-depth=7" } */
   3
   4 int a, b, c;
   5
   6 int main ()
   7 {
   8   int d;
   9   b = 1;
  10 L1:
  11   for (; b > 1;)
  12     goto L2;
  13     {
  14       int e[1];
  15 L3:;
  16     }
  17 L2:
  18   while (a)
  19     {
  20       d--;
  21       goto L1;
  22     }
  23   while (c)
  24     {
  25       if (a)
  26         goto L3;
  27       if (a)
  28         break;
  29       if (a)
  30         goto L2;
  31       while (c)
  32         while (c)
  33           while (c)
  34             while (c)
  35               while (c)
  36                 while (c)
  37                   while (c)
  38                     ;
  39     }
  40   return 0;
  41 }