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}}