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66 lines
1.4 KiB
C++
66 lines
1.4 KiB
C++
// -*- C++ -*-
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//===--------------------------- limits.h ---------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_LIMITS_H
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#define _LIBCPP_LIMITS_H
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/*
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limits.h synopsis
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Macros:
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CHAR_BIT
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SCHAR_MIN
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SCHAR_MAX
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UCHAR_MAX
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CHAR_MIN
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CHAR_MAX
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MB_LEN_MAX
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SHRT_MIN
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SHRT_MAX
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USHRT_MAX
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INT_MIN
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INT_MAX
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UINT_MAX
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LONG_MIN
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LONG_MAX
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ULONG_MAX
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LLONG_MIN // C99
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LLONG_MAX // C99
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ULLONG_MAX // C99
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*/
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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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#ifndef __GNUC__
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#include_next <limits.h>
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#else
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// GCC header limits.h recursively includes itself through another header called
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// syslimits.h for some reason. This setup breaks down if we directly
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// #include_next GCC's limits.h (reasons not entirely clear to me). Therefore,
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// we manually re-create the necessary include sequence below:
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// Get the system limits.h defines (force recurse into the next level)
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#define _GCC_LIMITS_H_
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#define _GCC_NEXT_LIMITS_H
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#include_next <limits.h>
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// Get the ISO C defines
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#undef _GCC_LIMITS_H_
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#include_next <limits.h>
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#endif // __GNUC__
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#endif // _LIBCPP_LIMITS_H
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