forked from boostorg/unordered
Christian Mazakas
9b1ec6cbce
Maintain backwards-compatibility for users instead of forcing them to change to `std::`
47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
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// Copyright (C) 2008-2016 Daniel James.
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// Copyright (C) 2022 Christian Mazakas
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_UNORDERED_FWD_HPP_INCLUDED
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#define BOOST_UNORDERED_FWD_HPP_INCLUDED
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#include <boost/config.hpp>
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#if defined(BOOST_HAS_PRAGMA_ONCE)
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#pragma once
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#endif
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#include <boost/predef.h>
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#include <utility>
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#include <tuple>
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////////////////////////////////////////////////////////////////////////////////
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// Configuration
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//
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// Unless documented elsewhere these configuration macros should be considered
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// an implementation detail, I'll try not to break them, but you never know.
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// Use Sun C++ workarounds
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// I'm not sure which versions of the compiler require these workarounds, so
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// I'm just using them of everything older than the current test compilers
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// (as of May 2017).
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#if !defined(BOOST_UNORDERED_SUN_WORKAROUNDS1)
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#if BOOST_COMP_SUNPRO && BOOST_COMP_SUNPRO < BOOST_VERSION_NUMBER(5, 20, 0)
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#define BOOST_UNORDERED_SUN_WORKAROUNDS1 1
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#else
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#define BOOST_UNORDERED_SUN_WORKAROUNDS1 0
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#endif
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#endif
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namespace boost {
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namespace unordered {
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using std::piecewise_construct;
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using std::piecewise_construct_t;
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} // namespace unordered
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} // namespace boost
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#endif
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