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std::error_category::error_category

constexpr error_category() noexcept;
 (1) (since C++11) 
error_category( const error_category& ) = delete;
 (2) (since C++11)
1) Constructs the error category object.
2) Copy constructor is deleted. error_category is neither MoveConstructible nor CopyConstructible.

Parameters

(none).

Defect reports

The following behavior-changing defect reports were applied retroactively to previously published C++ standards.

DR Applied to Behavior as published Correct behavior
LWG 2145 C++11 error_category was not constructible default constructor added

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