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33de5a316c
We forward declare `reference_wrapper` in multiple places already. This moves the declaration to the canonical place and removes unnecessary includes of `__functional/reference_wrapper.h`.
29 lines
755 B
C++
29 lines
755 B
C++
//===---------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===---------------------------------------------------------------------===//
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#ifndef _LIBCPP___FWD_FUNCTIONAL_H
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#define _LIBCPP___FWD_FUNCTIONAL_H
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#include <__config>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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_LIBCPP_BEGIN_NAMESPACE_STD
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template <class>
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struct _LIBCPP_TEMPLATE_VIS hash;
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template <class>
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class _LIBCPP_TEMPLATE_VIS reference_wrapper;
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_LIBCPP_END_NAMESPACE_STD
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#endif // _LIBCPP___FWD_FUNCTIONAL_H
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