diff options
Diffstat (limited to 'libcxx/test/std/utilities/meta/meta.rel/is_same.pass.cpp')
-rw-r--r-- | libcxx/test/std/utilities/meta/meta.rel/is_same.pass.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/meta/meta.rel/is_same.pass.cpp b/libcxx/test/std/utilities/meta/meta.rel/is_same.pass.cpp new file mode 100644 index 00000000000..7250d6ca773 --- /dev/null +++ b/libcxx/test/std/utilities/meta/meta.rel/is_same.pass.cpp @@ -0,0 +1,59 @@ +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// type_traits + +// is_same + +#include <type_traits> + +template <class T, class U> +void test_is_same() +{ + static_assert((std::is_same<T, U>::value), ""); + static_assert((!std::is_same<const T, U>::value), ""); + static_assert((!std::is_same<T, const U>::value), ""); + static_assert((std::is_same<const T, const U>::value), ""); +} + +template <class T, class U> +void test_is_same_ref() +{ + static_assert((std::is_same<T, U>::value), ""); + static_assert((std::is_same<const T, U>::value), ""); + static_assert((std::is_same<T, const U>::value), ""); + static_assert((std::is_same<const T, const U>::value), ""); +} + +template <class T, class U> +void test_is_not_same() +{ + static_assert((!std::is_same<T, U>::value), ""); +} + +class Class +{ +public: + ~Class(); +}; + +int main() +{ + test_is_same<int, int>(); + test_is_same<void, void>(); + test_is_same<Class, Class>(); + test_is_same<int*, int*>(); + test_is_same_ref<int&, int&>(); + + test_is_not_same<int, void>(); + test_is_not_same<void, Class>(); + test_is_not_same<Class, int*>(); + test_is_not_same<int*, int&>(); + test_is_not_same<int&, int>(); +} |