32 lines
1.0 KiB
C
32 lines
1.0 KiB
C
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/**
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* @file Utils.h
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* @ingroup SQLiteCpp
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* @brief Definition of the SQLITECPP_PURE_FUNC macro.
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*
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* Copyright (c) 2012-2023 Sebastien Rombauts (sebastien.rombauts@gmail.com)
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*
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* Distributed under the MIT License (MIT) (See accompanying file LICENSE.txt
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* or copy at http://opensource.org/licenses/MIT)
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*/
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#pragma once
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// macro taken from https://github.com/nemequ/hedley/blob/master/hedley.h that was in public domain at this time
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#if defined(__GNUC__) || defined(__GNUG__) || defined(__clang__) ||\
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(defined(__INTEL_COMPILER) && __INTEL_COMPILER > 1600) ||\
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(defined(__ARMCC_VERSION) && __ARMCC_VERSION > 4010000) ||\
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(\
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defined(__TI_COMPILER_VERSION__) && (\
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__TI_COMPILER_VERSION__ > 8003000 ||\
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(__TI_COMPILER_VERSION__ > 7003000 && defined(__TI_GNU_ATTRIBUTE_SUPPORT__))\
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)\
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)
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#if defined(__has_attribute)
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#if !defined(SQLITECPP_PURE_FUNC) && __has_attribute(pure)
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#define SQLITECPP_PURE_FUNC __attribute__((pure))
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#endif
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#endif
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#endif
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#if !defined(SQLITECPP_PURE_FUNC)
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#define SQLITECPP_PURE_FUNC
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#endif
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