1 files changed, 61 insertions, 0 deletions
diff --git a/test/CXX/concepts-ts/dcl.dcl/dcl.spec/dcl.spec.concept/p1.cpp b/test/CXX/concepts-ts/dcl.dcl/dcl.spec/dcl.spec.concept/p1.cpp
new file mode 100644
index 0000000000..863b608b5b
--- /dev/null
+++ b/test/CXX/concepts-ts/dcl.dcl/dcl.spec/dcl.spec.concept/p1.cpp
@@ -0,0 +1,61 @@
+// RUN:  %clang_cc1 -std=c++14 -fconcepts-ts -fcxx-exceptions -x c++ -verify %s
+
+namespace A {
+  template<typename T> concept bool C1() { return true; }
+
+  template<typename T> concept bool C2 = true;
+}
+
+template<typename T> concept bool C3() { return (throw 0, true); }
+static_assert(noexcept(C3<int>()), "function concept should be treated as if noexcept(true) specified");
+
+template<typename T> concept bool D1(); // expected-error {{function concept declaration must be a definition}}
+
+struct B {
+  template<typename T> concept bool D2() { return true; } // expected-error {{concept declarations may only appear in namespace scope}}
+};
+
+struct C {
+  template<typename T> static concept bool D3 = true; // expected-error {{concept declarations may only appear in namespace scope}}
+};
+
+concept bool D4() { return true; } // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+
+concept bool D5 = true; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+
+template<typename T>
+concept bool D6; // expected-error {{variable concept declaration must be initialized}}
+
+template<typename T>
+concept bool D7() throw(int) { return true; } // expected-error {{function concept cannot have exception specification}}
+
+// Tag
+
+concept class CC1 {}; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+concept struct CS1 {}; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+concept union CU1 {}; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+concept enum CE1 {}; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+template <typename T> concept class TCC1 {}; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+template <typename T> concept struct TCS1 {}; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+template <typename T> concept union TCU1 {}; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+typedef concept int CI; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+void fpc(concept int i) {} // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+
+concept bool; // expected-error {{'concept' can only appear on the definition of a function template or variable template}}
+
+template <typename T> concept bool VCEI{ true };
+template concept bool VCEI<int>; // expected-error {{'concept' cannot be applied on an explicit instantiation}}
+extern template concept bool VCEI<int>; // expected-error {{'concept' cannot be applied on an explicit instantiation}}
+
+template <typename T> concept bool VCPS{ true };
+template <typename T> concept bool VCPS<T *>{ true }; // expected-error {{'concept' cannot be applied on an partial specialization}}
+
+template <typename T> concept bool VCES{ true };
+template <> concept bool VCES<int>{ true }; // expected-error {{'concept' cannot be applied on an explicit specialization}}
+
+template <typename T> concept bool FCEI() { return true; }
+template concept bool FCEI<int>(); // expected-error {{'concept' cannot be applied on an explicit instantiation}}
+extern template concept bool FCEI<int>(); // expected-error {{'concept' cannot be applied on an explicit instantiation}}
+
+template <typename T> concept bool FCES() { return true; }
+template <> concept bool FCES<bool>() { return true; } // expected-error {{'concept' cannot be applied on an explicit specialization}}