gcc/testsuite/gcc.dg/tree-ssa/pr78428.c

   1 /* PR tree-optimization/78428.  */
   2 /* { dg-options "-O2" } */
   3 /* { dg-do run { target int32plus } } */
   4
   5 struct S0
   6 {
   7   int f2;
   8   int f3:16;
   9   int f4:18;
  10 } ;
  11
  12 int a = 5;
  13 struct S0 b = { 3, 0, 0 };
  14 static struct S0 global[2] = { { 77, 0, 78 }, { 77, 0, 78 } };
  15
  16 int main ()
  17 {
  18   volatile struct S0 *j;
  19   for (; a;)
  20     {
  21       __builtin_printf ("", b.f2);
  22       j = &b;
  23       *j = global[1];
  24       a--;
  25     }
  26   return 0;
  27 }