| // RUN: %clang_cc1 -fsyntax-only -verify %s |
| // expected-no-diagnostics |
| template<int I, int J, class T> struct X { |
| static const int value = 0; |
| }; |
| |
| template<int I, int J> struct X<I, J, int> { |
| static const int value = 1; |
| }; |
| |
| template<int I> struct X<I, I, int> { |
| static const int value = 2; |
| }; |
| |
| int array0[X<0, 0, float>::value == 0? 1 : -1]; |
| int array1[X<0, 1, int>::value == 1? 1 : -1]; |
| int array2[X<0, 0, int>::value == 2? 1 : -1]; |
| |
| namespace DependentSubstPartialOrdering { |
| template<typename T, typename U = void, typename V = void> |
| struct X { |
| static const unsigned value = 1; |
| }; |
| |
| template<typename T, typename U> |
| struct X<T, U, typename T::is_b> { |
| static const unsigned value = 2; |
| }; |
| |
| template<typename T> |
| struct X<T, typename T::is_a, typename T::is_b> { |
| static const unsigned value = 3; |
| }; |
| |
| struct X1 { }; |
| |
| struct X2 { |
| typedef void is_b; |
| }; |
| |
| struct X3 { |
| typedef void is_a; |
| typedef void is_b; |
| }; |
| |
| int check_X1[X<X1, void, void>::value == 1? 1 : -1]; |
| int check_X2[X<X2, void, void>::value == 2? 1 : -1]; |
| int check_X3[X<X3, void, void>::value == 3? 1 : -1]; |
| } |