diff options
Diffstat (limited to 'test/std/utilities/meta/meta.trans/meta.trans.cv/add_const.pass.cpp')
-rw-r--r-- | test/std/utilities/meta/meta.trans/meta.trans.cv/add_const.pass.cpp | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/test/std/utilities/meta/meta.trans/meta.trans.cv/add_const.pass.cpp b/test/std/utilities/meta/meta.trans/meta.trans.cv/add_const.pass.cpp new file mode 100644 index 0000000000000..19b1fb4d01b39 --- /dev/null +++ b/test/std/utilities/meta/meta.trans/meta.trans.cv/add_const.pass.cpp @@ -0,0 +1,43 @@ +//===----------------------------------------------------------------------===// +// +// 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 + +// add_const + +#include <type_traits> + +template <class T, class U> +void test_add_const_imp() +{ + static_assert((std::is_same<typename std::add_const<T>::type, const U>::value), ""); +#if _LIBCPP_STD_VER > 11 + static_assert((std::is_same<std::add_const_t<T>, U>::value), ""); +#endif +} + +template <class T> +void test_add_const() +{ + test_add_const_imp<T, const T>(); + test_add_const_imp<const T, const T>(); + test_add_const_imp<volatile T, volatile const T>(); + test_add_const_imp<const volatile T, const volatile T>(); +} + +int main() +{ + test_add_const<void>(); + test_add_const<int>(); + test_add_const<int[3]>(); + test_add_const<int&>(); + test_add_const<const int&>(); + test_add_const<int*>(); + test_add_const<const int*>(); +} |