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// RUN: %clang_cc1 -std=c++14 -fconcepts-ts -x c++ %s -verify
// expected-no-diagnostics
// Test parsing of the optional requires-clause in a template-declaration.
template <typename T> requires true
void foo() { }
template <typename T> requires !0
struct A {
void foo();
struct AA;
enum E : int;
static int x;
template <typename> requires true
void Mfoo();
template <typename> requires true
struct M;
template <typename> requires true
static int Mx;
template <typename TT> requires true
using MQ = M<TT>;
};
template <typename T> requires !0
void A<T>::foo() { }
template <typename T> requires !0
struct A<T>::AA { };
template <typename T> requires !0
enum A<T>::E : int { E0 };
template <typename T> requires !0
int A<T>::x = 0;
template <typename T> requires !0
template <typename> requires true
void A<T>::Mfoo() { }
template <typename T> requires !0
template <typename> requires true
struct A<T>::M { };
template <typename T> requires !0
template <typename> requires true
int A<T>::Mx = 0;
template <typename T> requires true
int x = 0;
template <typename T> requires true
using Q = A<T>;
struct C {
template <typename> requires true
void Mfoo();
template <typename> requires true
struct M;
template <typename> requires true
static int Mx;
template <typename T> requires true
using MQ = M<T>;
};
template <typename> requires true
void C::Mfoo() { }
template <typename> requires true
struct C::M { };
template <typename> requires true
int C::Mx = 0;
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