Differential D91292 Diff 308912 libcxx/test/std/containers/container.adaptors/stack/stack.cons/ctor_rcontainer.pass.cpp

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libcxx/test/std/containers/container.adaptors/stack/stack.cons/ctor_rcontainer.pass.cpp

	//===----------------------------------------------------------------------===//			//===----------------------------------------------------------------------===//
	//			//
	// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.			// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
	// See https://llvm.org/LICENSE.txt for license information.			// See https://llvm.org/LICENSE.txt for license information.
	// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception			// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
	//			//
	//===----------------------------------------------------------------------===//			//===----------------------------------------------------------------------===//

	// UNSUPPORTED: c++03			// UNSUPPORTED: c++03

	// <stack>			// <stack>

	// explicit stack(container_type&& c);			// explicit stack(Container&&= Container()); // before C++20
				// stack() : stack(Container()) {} // C++20
				// explicit stack(Container&&); // C++20

	#include <stack>			#include <stack>
	#include <cassert>			#include <cassert>

	#include "test_macros.h"			#include "test_macros.h"
	#include "MoveOnly.h"			#include "MoveOnly.h"
				#if TEST_STD_VER >= 11
				#include "test_convertible.h"
				#endif

	template <class C>			template <class C>
	C			C
	make(int n)			make(int n)
	{			{
	C c;			C c;
	for (int i = 0; i < n; ++i)			for (int i = 0; i < n; ++i)
	c.push_back(MoveOnly(i));			c.push_back(MoveOnly(i));
	return c;			return c;
	}			}


	int main(int, char**)			int main(int, char**)
	{			{
	std::stack<MoveOnly> q(make<std::deque<MoveOnly> >(5));			typedef std::deque<MoveOnly> Container;
				typedef std::stack<MoveOnly> Q;
				Q q(make<Container>(5));
	assert(q.size() == 5);			assert(q.size() == 5);

				#if TEST_STD_VER >= 11
				static_assert(!test_convertible<Q, Container&&>(), "");
				#endif

	return 0;			return 0;
	}			}