| // PR c++/64297 | |
| // { dg-do compile { target c++11 } } | |
| struct A { | |
| typedef int X; | |
| template <int> X m_fn1() const; | |
| }; | |
| template <typename> struct is_function {}; | |
| is_function<int() const &> i; | |
| struct D { | |
| template <typename Y, typename = is_function<Y>> D(Y); | |
| } b(&A::m_fn1<0>); |