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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// UNSUPPORTED: libcpp-no-concepts
// UNSUPPORTED: libcpp-has-no-incomplete-ranges
// constexpr V base() const& requires copy_constructible<V>
// constexpr V base() &&
#include <ranges>
#include "test_macros.h"
#include "types.h"
constexpr bool test() {
{
std::ranges::transform_view<MoveOnlyView, PlusOne> transformView;
MoveOnlyView base = std::move(transformView).base();
ASSERT_SAME_TYPE(MoveOnlyView, decltype(std::move(transformView).base()));
assert(std::ranges::begin(base) == globalBuff);
}
{
std::ranges::transform_view<CopyableView, PlusOne> transformView;
CopyableView base1 = transformView.base();
ASSERT_SAME_TYPE(CopyableView, decltype(transformView.base()));
assert(std::ranges::begin(base1) == globalBuff);
CopyableView base2 = std::move(transformView).base();
ASSERT_SAME_TYPE(CopyableView, decltype(std::move(transformView).base()));
assert(std::ranges::begin(base2) == globalBuff);
}
{
const std::ranges::transform_view<CopyableView, PlusOne> transformView;
const CopyableView base1 = transformView.base();
ASSERT_SAME_TYPE(CopyableView, decltype(transformView.base()));
assert(std::ranges::begin(base1) == globalBuff);
const CopyableView base2 = std::move(transformView).base();
ASSERT_SAME_TYPE(CopyableView, decltype(std::move(transformView).base()));
assert(std::ranges::begin(base2) == globalBuff);
}
return true;
}
int main(int, char**) {
test();
static_assert(test());
return 0;
}
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