55 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			55 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
//===----------------------------------------------------------------------===//
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//
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//                     The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <map>
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// map(map&&)
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//        noexcept(is_nothrow_move_constructible<allocator_type>::value &&
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//                 is_nothrow_move_constructible<key_compare>::value);
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// This tests a conforming extension
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// UNSUPPORTED: c++98, c++03
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#include <map>
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#include <cassert>
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#include "test_macros.h"
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#include "MoveOnly.h"
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#include "test_allocator.h"
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template <class T>
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struct some_comp
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{
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    typedef T value_type;
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    some_comp(const some_comp&);
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    bool operator()(const T&, const T&) const { return false; }
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};
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int main()
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{
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    typedef std::pair<const MoveOnly, MoveOnly> V;
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    {
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        typedef std::map<MoveOnly, MoveOnly> C;
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        LIBCPP_STATIC_ASSERT(std::is_nothrow_move_constructible<C>::value, "");
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    }
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    {
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        typedef std::map<MoveOnly, MoveOnly, std::less<MoveOnly>, test_allocator<V>> C;
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        LIBCPP_STATIC_ASSERT(std::is_nothrow_move_constructible<C>::value, "");
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    }
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    {
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        typedef std::map<MoveOnly, MoveOnly, std::less<MoveOnly>, other_allocator<V>> C;
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        LIBCPP_STATIC_ASSERT(std::is_nothrow_move_constructible<C>::value, "");
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    }
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    {
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        typedef std::map<MoveOnly, MoveOnly, some_comp<MoveOnly>> C;
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        static_assert(!std::is_nothrow_move_constructible<C>::value, "");
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    }
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}
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