xref: /llvm-project/libcxx/include/__cxx03/__utility/piecewise_construct.h (revision ce7771902dc50d900de639d499a60486b83f70e0)
1e78f53d1SNikolas Klauser //===----------------------------------------------------------------------===//
2e78f53d1SNikolas Klauser //
3e78f53d1SNikolas Klauser // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4e78f53d1SNikolas Klauser // See https://llvm.org/LICENSE.txt for license information.
5e78f53d1SNikolas Klauser // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6e78f53d1SNikolas Klauser //
7e78f53d1SNikolas Klauser //===----------------------------------------------------------------------===//
8e78f53d1SNikolas Klauser 
9*ce777190SNikolas Klauser #ifndef _LIBCPP___CXX03___UTILITY_PIECEWISE_CONSTRUCT_H
10*ce777190SNikolas Klauser #define _LIBCPP___CXX03___UTILITY_PIECEWISE_CONSTRUCT_H
11e78f53d1SNikolas Klauser 
1273fbae83SNikolas Klauser #include <__cxx03/__config>
13e78f53d1SNikolas Klauser 
14e78f53d1SNikolas Klauser #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
15e78f53d1SNikolas Klauser #  pragma GCC system_header
16e78f53d1SNikolas Klauser #endif
17e78f53d1SNikolas Klauser 
18e78f53d1SNikolas Klauser _LIBCPP_BEGIN_NAMESPACE_STD
19e78f53d1SNikolas Klauser 
20e78f53d1SNikolas Klauser struct _LIBCPP_TEMPLATE_VIS piecewise_construct_t {
21e78f53d1SNikolas Klauser   explicit piecewise_construct_t() = default;
22e78f53d1SNikolas Klauser };
23e78f53d1SNikolas Klauser 
24e78f53d1SNikolas Klauser #if _LIBCPP_STD_VER >= 17
25e78f53d1SNikolas Klauser inline constexpr piecewise_construct_t piecewise_construct = piecewise_construct_t();
26e78f53d1SNikolas Klauser #elif !defined(_LIBCPP_CXX03_LANG)
27e78f53d1SNikolas Klauser constexpr piecewise_construct_t piecewise_construct = piecewise_construct_t();
28e78f53d1SNikolas Klauser #endif
29e78f53d1SNikolas Klauser 
30e78f53d1SNikolas Klauser _LIBCPP_END_NAMESPACE_STD
31e78f53d1SNikolas Klauser 
32*ce777190SNikolas Klauser #endif // _LIBCPP___CXX03___UTILITY_PIECEWISE_CONSTRUCT_H
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