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compiler_check.h
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35 lines (28 loc) · 840 Bytes
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#ifndef SIMDJSON_COMPILER_CHECK_H
#define SIMDJSON_COMPILER_CHECK_H
#ifndef __cplusplus
#error simdjson requires a C++ compiler
#endif
#ifndef SIMDJSON_CPLUSPLUS
#if defined(_MSVC_LANG) && !defined(__clang__)
#define SIMDJSON_CPLUSPLUS (_MSC_VER == 1900 ? 201103L : _MSVC_LANG)
#else
#define SIMDJSON_CPLUSPLUS __cplusplus
#endif
#endif
// C++ 17
#if !defined(SIMDJSON_CPLUSPLUS17) && (SIMDJSON_CPLUSPLUS >= 201703L)
#define SIMDJSON_CPLUSPLUS17 1
#endif
// C++ 14
#if !defined(SIMDJSON_CPLUSPLUS14) && (SIMDJSON_CPLUSPLUS >= 201402L)
#define SIMDJSON_CPLUSPLUS14 1
#endif
// C++ 11
#if !defined(SIMDJSON_CPLUSPLUS11) && (SIMDJSON_CPLUSPLUS >= 201103L)
#define SIMDJSON_CPLUSPLUS11 1
#endif
#ifndef SIMDJSON_CPLUSPLUS11
#error simdjson requires a compiler compliant with the C++11 standard
#endif
#endif // SIMDJSON_COMPILER_CHECK_H