diff options
Diffstat (limited to 'libcxx/test/std/utilities')
| -rw-r--r-- | libcxx/test/std/utilities/meta/meta.hel/bool_constant.pass.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/meta/meta.hel/bool_constant.pass.cpp b/libcxx/test/std/utilities/meta/meta.hel/bool_constant.pass.cpp new file mode 100644 index 00000000000..71110ea3bfb --- /dev/null +++ b/libcxx/test/std/utilities/meta/meta.hel/bool_constant.pass.cpp @@ -0,0 +1,32 @@ +//===----------------------------------------------------------------------===// +// +// 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 + +// bool_constant + +#include <type_traits> +#include <cassert> + +int main() +{ +#if __cplusplus > 201402L + typedef std::bool_constant<true> _t; + static_assert(_t::value, ""); + static_assert((std::is_same<_t::value_type, bool>::value), ""); + static_assert((std::is_same<_t::type, _t>::value), ""); + static_assert((_t() == true), ""); + + typedef std::bool_constant<false> _f; + static_assert(!_f::value, ""); + static_assert((std::is_same<_f::value_type, bool>::value), ""); + static_assert((std::is_same<_f::type, _f>::value), ""); + static_assert((_f() == false), ""); +#endif +} |
