f8350f1302
We need a forward-declaration so that we can know about std::byte from some type traits without having to include std::byte's definition, which (circularly) depends back on type traits.
27 lines
724 B
C++
27 lines
724 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_BYTE_H
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#define _LIBCPP___FWD_BYTE_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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#if _LIBCPP_STD_VER >= 17
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namespace std { // purposefully not versioned
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enum class byte : unsigned char;
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} // namespace std
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#endif // _LIBCPP_STD_VER >= 17
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#endif // _LIBCPP___FWD_BYTE_H
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