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| -rw-r--r-- | libcxx/test/utilities/function.objects/refwrap/type_properties.pass.cpp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/libcxx/test/utilities/function.objects/refwrap/type_properties.pass.cpp b/libcxx/test/utilities/function.objects/refwrap/type_properties.pass.cpp new file mode 100644 index 00000000000..7df692bb6f0 --- /dev/null +++ b/libcxx/test/utilities/function.objects/refwrap/type_properties.pass.cpp @@ -0,0 +1,27 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// <functional> + +// reference_wrapper + +// Test that reference wrapper meets the requirements of TriviallyCopyable, +// CopyConstructible and CopyAssignable. + +#include <functional> +#include <type_traits> + +int main() +{ + typedef std::reference_wrapper<int> T; + static_assert(std::is_copy_constructible<T>::value, ""); + static_assert(std::is_copy_assignable<T>::value, ""); + // Extension up for standardization: See N4151. + static_assert(std::is_trivially_copyable<T>::value, ""); +} |
