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/* { dg-do compile } */

/* { dg-options "-O -fdump-tree-fre-details" } */

struct Foo {

  Foo() {};

  int i;

  short f;

};

struct Bar : public Foo {

  Bar() {};

  short b;

};

extern "C" void abort(void);

int main()

{

  Bar b1, b2;

  b2.i = 0;

  b1.f = 0;

  b1.b = 1;

  b2.f = 1;

  b2.b = 2;

  static_cast(b1) = static_cast(b2);

  if (b1.i != 0 || b1.b != 1)

    abort ();

  if (b1.f != 1)

    abort ();

  return 0;

}

/* { dg-final { scan-tree-dump "Replaced b1.b with 1" "fre" } } */

/* { dg-final { scan-tree-dump "Replaced b1.i with 0" "fre" { xfail *-*-* } } } */

/* { dg-final { scan-tree-dump "Replaced b1.f with 1" "fre" { xfail *-*-* } } } */

/* { dg-final { cleanup-tree-dump "fre" } } */