1 // RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s 2 3 namespace test0 { 4 struct A { // expected-note {{candidate function (the implicit copy assignment operator) not viable: 'this' argument has type 'const test0::A', but method is not marked const}} expected-note {{candidate function (the implicit move assignment operator) not viable: 'this' argument has type 'const test0::A', but method is not marked const}} 5 A &operator=(void*); // expected-note {{candidate function not viable: 'this' argument has type 'const test0::A', but method is not marked const}} 6 }; 7 8 void test(const A &a) { 9 a = "help"; // expected-error {{no viable overloaded '='}} 10 } 11 } 12