gcc/testsuite/gcc.dg/torture/pr59047.c

   1 /* { dg-do run } */
   2
   3 extern void abort (void);
   4
   5 struct
   6 {
   7   int f0;
   8   int f1:1;
   9   int f2:2;
  10 } a = {0, 0, 1};
  11
  12 int b, c, *d, e, f;
  13
  14 int
  15 fn1 ()
  16 {
  17   for (; b < 1; ++b)
  18     {
  19       for (e = 0; e < 1; e = 1)
  20         {
  21           int **g = &d;
  22           *g = &c;
  23         }
  24       *d = 0;
  25       f = a.f1;
  26       if (f)
  27         return 0;
  28     }
  29   return 0;
  30 }
  31
  32 int
  33 main ()
  34 {
  35   fn1 ();
  36   if (b != 1)
  37     abort ();
  38   return 0;
  39 }