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Disable constexpr on Clang/Win

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Peter Dimov
2018-07-09 12:48:12 +03:00
parent 9e039cfaf9
commit e57cca107d
1 changed files with 6 additions and 0 deletions
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6
include/boost/system/error_code.hpp
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@@ -48,6 +48,12 @@
# undef BOOST_SYSTEM_HAS_CONSTEXPR
#endif
#if defined(__clang__) && defined(_MSC_VER) && defined(_CPPLIB_VER)
// Clang on Windows with MSVC headers, the constructor of std::error_category
// is not constexpr at least up to VS2017 15.7.x (_MSVC_STL_UPDATE 201803)
# undef BOOST_SYSTEM_HAS_CONSTEXPR
#endif
#if defined(BOOST_SYSTEM_HAS_CONSTEXPR)
# define BOOST_SYSTEM_CONSTEXPR constexpr
#else