| // RUN: clang-cc -fsyntax-only -verify %s |
| |
| struct S { }; |
| |
| template<typename T> void f1(T a, T b = 10) { } // expected-error{{cannot initialize 'b' with an rvalue of type 'int'}} |
| |
| template<typename T> void f2(T a, T b = T()) { } |
| |
| template<typename T> void f3(T a, T b = T() + T()); // expected-error{{invalid operands to binary expression ('struct S' and 'struct S')}} |
| |
| void g() { |
| f1(10); |
| f1(S()); // expected-note{{in instantiation of default argument for 'f1<struct S>' required here}} |
| |
| f2(10); |
| f2(S()); |
| |
| f3(10); |
| f3(S()); // expected-note{{in instantiation of default argument for 'f3<struct S>' required here}} |
| } |
| |
| template<typename T> struct F { |
| F(T t = 10); |
| }; |
| |
| struct FD : F<int> { }; |
| |
| void g2() { |
| F<int> f; |
| FD fd; |
| } |
| |
| template<typename T> struct G { |
| G(T) {} |
| }; |
| |
| void s(G<int> flags = 10) { } |
| |
| |