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// Test for const_cast to reference (5.2.11/4).
// { dg-options -std=c++0x }
template <class T> T&& xval();
template <class T> T& lval();
template <class T> T prval();
struct A { };
int main()
{
const_cast<int&>(lval<int>());
const_cast<int&>(xval<int>()); // { dg-error "" }
const_cast<int&>(prval<int>()); // { dg-error "" }
const_cast<int&&>(lval<int>());
const_cast<int&&>(xval<int>());
const_cast<int&&>(prval<int>()); // { dg-error "" }
const_cast<A&&>(lval<A>());
const_cast<A&&>(xval<A>());
const_cast<A&&>(prval<A>());
}