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// PR c++/49058
// This error is not subject to SFINAE because it doesn't happen in the
// deduction context.
// { dg-do compile { target c++11 } }
// { dg-prune-output "note" }
template<typename T> T val();
struct F1
{
void operator()();
};
template<typename F>
struct Bind
{
template<typename R
= decltype( val<F>()( ) )>
R f();
template<typename R
= decltype( val<const F>()( ) )> // { dg-error "no match" }
R f() const;
};
int main()
{
Bind<F1> b;
}
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