diff options
Diffstat (limited to 'libcxx/include/system_error')
| -rw-r--r-- | libcxx/include/system_error | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/libcxx/include/system_error b/libcxx/include/system_error index 5145d23e6301..faaeaa06d054 100644 --- a/libcxx/include/system_error +++ b/libcxx/include/system_error @@ -46,6 +46,12 @@ template <class T> struct is_error_code_enum template <class T> struct is_error_condition_enum : public false_type {}; +template <class _Tp> +constexpr size_t is_error_condition_enum_v = is_error_condition_enum<_Tp>::value; // C++17 + +template <class _Tp> +constexpr size_t is_error_code_enum_v = is_error_code_enum<_Tp>::value; // C++17 + class error_code { public: @@ -236,12 +242,22 @@ template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_error_code_enum : public false_type {}; +#if _LIBCPP_STD_VER > 14 +template <class _Tp> +constexpr size_t is_error_code_enum_v = is_error_code_enum<_Tp>::value; +#endif + // is_error_condition_enum template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY is_error_condition_enum : public false_type {}; +#if _LIBCPP_STD_VER > 14 +template <class _Tp> +constexpr size_t is_error_condition_enum_v = is_error_condition_enum<_Tp>::value; +#endif + // Some error codes are not present on all platforms, so we provide equivalents // for them: |