1 // RUN: %clang_cc1 %s -std=c++11 -Wignored-qualifiers -Wno-ignored-reference-qualifiers -verify=both 2 // RUN: %clang_cc1 %s -std=c++11 -Wignored-qualifiers -verify=both,qual 3 4 const int scalar_c(); // both-warning{{'const' type qualifier on return type has no effect}} 5 volatile int scalar_v(); // both-warning{{'volatile' type qualifier on return type has no effect}} 6 const volatile int scalar_cv(); // both-warning{{'const volatile' type qualifiers on return type have no effect}} 7 8 typedef int& IntRef; 9 10 const IntRef ref_c(); // qual-warning{{'const' qualifier on reference type 'IntRef' (aka 'int &') has no effect}} 11 volatile IntRef ref_v(); // qual-warning{{'volatile' qualifier on reference type 'IntRef' (aka 'int &') has no effect}} 12 const volatile IntRef ref_cv(); // qual-warning{{'const' qualifier on reference type 'IntRef' (aka 'int &') has no effect}} \ 13 qual-warning{{'volatile' qualifier on reference type 'IntRef' (aka 'int &') has no effect}} 14 15 template<typename T> 16 class container { 17 using value_type = T; 18 using reference = value_type&; 19 reference get(); 20 const reference get() const; // qual-warning{{'const' qualifier on reference type 'reference' (aka 'T &') has no effect}} 21 }; 22