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author | Dimitry Andric <dim@FreeBSD.org> | 2015-12-30 11:54:09 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-12-30 11:54:09 +0000 |
commit | b4c64ad90b81d2a779786b7edb4c5c6dd28cc57d (patch) | |
tree | 13f237c02db4d1894ab06884d1b739344766bede /test/std/utilities/meta/meta.unary/meta.unary.cat/is_void.pass.cpp | |
parent | 61b9a7258a7693d7f3674a5a1daf7b036ff1d382 (diff) | |
download | src-b4c64ad90b81d2a779786b7edb4c5c6dd28cc57d.tar.gz src-b4c64ad90b81d2a779786b7edb4c5c6dd28cc57d.zip |
Vendor import of libc++ trunk r256633:vendor/libc++/r256633
Notes
Notes:
svn path=/vendor/libc++/dist/; revision=292928
svn path=/vendor/libc++/r256633/; revision=292930; tag=vendor/libc++/r256633
Diffstat (limited to 'test/std/utilities/meta/meta.unary/meta.unary.cat/is_void.pass.cpp')
-rw-r--r-- | test/std/utilities/meta/meta.unary/meta.unary.cat/is_void.pass.cpp | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/test/std/utilities/meta/meta.unary/meta.unary.cat/is_void.pass.cpp b/test/std/utilities/meta/meta.unary/meta.unary.cat/is_void.pass.cpp new file mode 100644 index 000000000000..1647666adf2e --- /dev/null +++ b/test/std/utilities/meta/meta.unary/meta.unary.cat/is_void.pass.cpp @@ -0,0 +1,92 @@ +//===----------------------------------------------------------------------===// +// +// 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_void + +#include <type_traits> +#include <cstddef> // for std::nullptr_t +#include "test_macros.h" + +template <class T> +void test_is_void() +{ + static_assert( std::is_void<T>::value, ""); + static_assert( std::is_void<const T>::value, ""); + static_assert( std::is_void<volatile T>::value, ""); + static_assert( std::is_void<const volatile T>::value, ""); +#if TEST_STD_VER > 14 + static_assert( std::is_void_v<T>, ""); + static_assert( std::is_void_v<const T>, ""); + static_assert( std::is_void_v<volatile T>, ""); + static_assert( std::is_void_v<const volatile T>, ""); +#endif +} + +template <class T> +void test_is_not_void() +{ + static_assert(!std::is_void<T>::value, ""); + static_assert(!std::is_void<const T>::value, ""); + static_assert(!std::is_void<volatile T>::value, ""); + static_assert(!std::is_void<const volatile T>::value, ""); +#if TEST_STD_VER > 14 + static_assert(!std::is_void_v<T>, ""); + static_assert(!std::is_void_v<const T>, ""); + static_assert(!std::is_void_v<volatile T>, ""); + static_assert(!std::is_void_v<const volatile T>, ""); +#endif +} + +class Empty +{ +}; + +class NotEmpty +{ + virtual ~NotEmpty(); +}; + +union Union {}; + +struct bit_zero +{ + int : 0; +}; + +class Abstract +{ + virtual ~Abstract() = 0; +}; + +enum Enum {zero, one}; + +typedef void (*FunctionPtr)(); + +int main() +{ + test_is_void<void>(); + + test_is_not_void<int>(); + test_is_not_void<int*>(); + test_is_not_void<int&>(); + test_is_not_void<int&&>(); + test_is_not_void<double>(); + test_is_not_void<const int*>(); + test_is_not_void<char[3]>(); + test_is_not_void<char[]>(); + test_is_not_void<Union>(); + test_is_not_void<Empty>(); + test_is_not_void<bit_zero>(); + test_is_not_void<NotEmpty>(); + test_is_not_void<Abstract>(); + test_is_not_void<Enum>(); + test_is_not_void<FunctionPtr>(); +} |