1 // PR 68724 ICE in unificiation
2 // { dg-do compile { target c++11 } }
4 template <typename _Tp, _Tp>
5 struct integral_constant
9 integral_constant<bool, true> inst;
11 template <typename _Tp>
12 struct integral_constant<bool, __is_enum(_Tp)> // { dg-error "not deducible" }