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f008c5389e
Add static_cast<short> when constructing pair<Whatever, short> from (Something, int). Fixes D27540. git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@289107 91177308-0d34-0410-b5e6-96231b3b80d8
45 lines
1.1 KiB
C++
45 lines
1.1 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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// UNSUPPORTED: c++98, c++03
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// <utility>
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// template <class T1, class T2> struct pair
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// pair(pair&&) = default;
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#include <utility>
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#include <memory>
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#include <cassert>
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#include "test_macros.h"
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struct Dummy {
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Dummy(Dummy const&) = delete;
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Dummy(Dummy &&) = default;
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};
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int main()
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{
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{
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typedef std::pair<int, short> P1;
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static_assert(std::is_move_constructible<P1>::value, "");
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P1 p1(3, static_cast<short>(4));
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P1 p2 = std::move(p1);
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assert(p2.first == 3);
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assert(p2.second == 4);
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}
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{
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using P = std::pair<Dummy, int>;
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static_assert(!std::is_copy_constructible<P>::value, "");
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static_assert(std::is_move_constructible<P>::value, "");
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}
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}
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