xref: /freebsd-src/contrib/llvm-project/libcxx/include/__fwd/span.h (revision cb14a3fe5122c879eae1fb480ed7ce82a699ddb6)
181ad6265SDimitry Andric // -*- C++ -*-
281ad6265SDimitry Andric //===---------------------------------------------------------------------===//
381ad6265SDimitry Andric //
481ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
581ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
681ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
781ad6265SDimitry Andric //
881ad6265SDimitry Andric //===---------------------------------------------------------------------===//
981ad6265SDimitry Andric 
10bdd1243dSDimitry Andric #ifndef _LIBCPP___FWD_SPAN_H
11bdd1243dSDimitry Andric #define _LIBCPP___FWD_SPAN_H
1281ad6265SDimitry Andric 
1381ad6265SDimitry Andric #include <__config>
1481ad6265SDimitry Andric #include <cstddef>
1581ad6265SDimitry Andric #include <limits>
1681ad6265SDimitry Andric 
1781ad6265SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
1881ad6265SDimitry Andric #  pragma GCC system_header
1981ad6265SDimitry Andric #endif
2081ad6265SDimitry Andric 
2181ad6265SDimitry Andric _LIBCPP_PUSH_MACROS
2281ad6265SDimitry Andric #include <__undef_macros>
2381ad6265SDimitry Andric 
2481ad6265SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD
2581ad6265SDimitry Andric 
2606c3fb27SDimitry Andric #if _LIBCPP_STD_VER >= 20
2781ad6265SDimitry Andric 
2881ad6265SDimitry Andric inline constexpr size_t dynamic_extent = numeric_limits<size_t>::max();
29*cb14a3feSDimitry Andric template <typename _Tp, size_t _Extent = dynamic_extent>
30*cb14a3feSDimitry Andric class span;
3181ad6265SDimitry Andric 
3281ad6265SDimitry Andric #endif
3381ad6265SDimitry Andric 
3481ad6265SDimitry Andric _LIBCPP_END_NAMESPACE_STD
3581ad6265SDimitry Andric 
3681ad6265SDimitry Andric _LIBCPP_POP_MACROS
3781ad6265SDimitry Andric 
38bdd1243dSDimitry Andric #endif // _LIBCPP___FWD_SPAN_H
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