1 // RUN: %clang_cc1 -std=c++11 %s -verify 2 // RUN: %clang_cc1 -std=c++1y %s -verify -DCXX1Y 3 4 struct X { 5 constexpr int f(); // @5 6 int f(); // @6 7 }; 8 9 #ifdef CXX1Y 10 // FIXME: Detect this situation and provide a better recovery. 11 12 // expected-error@6 {{class member cannot be redeclared}} 13 // expected-note@5 {{previous}} 14 // expected-error@6 {{non-constexpr declaration of 'f' follows constexpr declaration}} 15 // expected-note@5 {{previous}} 16 #else 17 // expected-warning@5 {{'constexpr' non-static member function will not be implicitly 'const' in C++14; add 'const' to avoid a change in behavior}} 18 #endif 19