gcc/testsuite/gcc.dg/torture/pr71802.c

   1 /* { dg-do compile } */
   2
   3 int b, c;
   4 long d, f;
   5 void fn1()
   6 {
   7   char g;
   8   long long h = 0;
   9   int *i;
  10   if (0) {
  11 L2:
  12       b && (b = f);
  13       d = 3;
  14       for (; d;) {
  15           char *j = &g;
  16           c = *j = 0;
  17 L3:
  18           *j %= b;
  19           for (; g <= 4;)
  20             ;
  21       }
  22       goto L2;
  23   }
  24   for (; *i; *i = 1) {
  25       if ((h -= 4) == (h != (b ?: d))) {
  26           g = 3;
  27           goto L3;
  28       }
  29       i = (int *)&h;
  30       *i = f;
  31       i = (int *)&f;
  32       if ((h && 6) - (h = 0))
  33         goto L2;
  34   }
  35   for (; d;)
  36     goto L3;
  37 }