gcc/testsuite/gcc.dg/pr70775.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3" } */
   3
   4 struct S
   5 {
   6   int f1;
   7   int f2;
   8 } a;
   9
  10 int b, c, d, e;
  11 short f;
  12
  13 int
  14 fn1 (int p1, unsigned p2)
  15 {
  16   return p1 + p2;
  17 }
  18
  19 void
  20 fn2 ()
  21 {
  22   struct S g;
  23   int h;
  24   for (; c; c++)
  25     for (f = -3; f < 3; f = fn1 (f, 8))
  26       {
  27         a.f1 = e;
  28         if (b)
  29           a = g;
  30         else
  31           for (; h; h++)
  32             d = b;
  33       }
  34 }