gcc/testsuite/gcc.dg/pr78148.c

   1 /* PR target/78148 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fcompare-debug" } */
   4
   5 struct A { int a, b; };
   6 struct B { char c, d; };
   7 extern void bar (struct A, struct B);
   8 struct C { char e, f; } a;
   9 struct D
  10 {
  11   int g;
  12   struct C h[4];
  13 };
  14 struct D *e;
  15
  16 struct D
  17 foo (void)
  18 {
  19   int b;
  20   struct B c;
  21   struct A d;
  22   d.b = c.c = c.d = 0;
  23   bar (d, c);
  24 }
  25
  26 void
  27 baz ()
  28 {
  29   e->h[0].e = e->h[0].f = 0;
  30   foo ();
  31 }