// PR c++/8674
// Bug: Since B().a is an rvalue, we tried to treat it like a TARGET_EXPR
// and elide the copy.  But that produces a bitwise copy, which causes us
// to abort in cp_expr_size.
// Test that we actually run the A copy constructor when calling f().
// { dg-do run }
int c;
struct A
{
  A () { ++c; }
  A (const A&) { ++c; }
};
struct B
{
  A a;
};
void f (A) { }
int main ()
{
  f (B().a);
  return c < 2;
}