llvm-project/libcxx/test/std/utilities/meta/meta.trans/meta.trans.cv/remove_const.pass.cpp

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1.2 KiB
C++

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// type_traits
// remove_const
#include <type_traits>
#include "test_macros.h"
template <class T, class U>
void test_remove_const_imp()
{
static_assert((std::is_same<typename std::remove_const<T>::type, U>::value), "");
#if TEST_STD_VER > 11
static_assert((std::is_same<std::remove_const_t<T>, U>::value), "");
#endif
}
template <class T>
void test_remove_const()
{
test_remove_const_imp<T, T>();
test_remove_const_imp<const T, T>();
test_remove_const_imp<volatile T, volatile T>();
test_remove_const_imp<const volatile T, volatile T>();
}
int main()
{
test_remove_const<void>();
test_remove_const<int>();
test_remove_const<int[3]>();
test_remove_const<int&>();
test_remove_const<const int&>();
test_remove_const<int*>();
test_remove_const<const int*>();
}