| // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++1z -triple=x86_64-linux-gnu |
| |
| template <typename U, typename V> |
| struct S1 { |
| static constexpr const bool value = false; |
| }; |
| |
| template <typename U, typename V> |
| inline constexpr bool global_inline_var = S1<U, V>::value; |
| |
| template <typename T> |
| struct S2 { |
| template <typename U, typename V> |
| static inline constexpr bool var = global_inline_var<U, V>; |
| }; |
| |
| template <typename U, typename V> |
| void foo() { |
| static_assert(S1<U, V>::value); |
| // expected-error@-1{{static_assert failed due to requirement 'S1<int, float>::value'}} |
| } |
| template void foo<int, float>(); |
| // expected-note@-1{{in instantiation of function template specialization 'foo<int, float>' requested here}} |
| |
| template <typename U, typename V> |
| void foo2() { |
| static_assert(global_inline_var<U, V>); |
| // expected-error@-1{{static_assert failed due to requirement 'global_inline_var<int, float>'}} |
| } |
| template void foo2<int, float>(); |
| // expected-note@-1{{in instantiation of function template specialization 'foo2<int, float>' requested here}} |
| |
| template <typename T, typename U, typename V> |
| void foo3() { |
| static_assert(T::template var<U, V>); |
| // expected-error@-1{{static_assert failed due to requirement 'S2<long>::var<int, float>'}} |
| } |
| template void foo3<S2<long>, int, float>(); |
| // expected-note@-1{{in instantiation of function template specialization 'foo3<S2<long>, int, float>' requested here}} |
| |
| template <typename T> |
| void foo4() { |
| static_assert(S1<T[sizeof(T)], int[4]>::value, ""); |
| // expected-error@-1{{static_assert failed due to requirement 'S1<float [4], int [4]>::value'}} |
| }; |
| template void foo4<float>(); |
| // expected-note@-1{{in instantiation of function template specialization 'foo4<float>' requested here}} |
| |
| |
| template <typename U, typename V> |
| void foo5() { |
| static_assert(!!(global_inline_var<U, V>)); |
| // expected-error@-1{{static_assert failed due to requirement '!!(global_inline_var<int, float>)'}} |
| } |
| template void foo5<int, float>(); |
| // expected-note@-1{{in instantiation of function template specialization 'foo5<int, float>' requested here}} |
