18 Diagnostics library [diagnostics]

18.5 System error support [syserr]

18.5.4 Class error_­condition [syserr.errcondition]

18.5.4.2 Constructors [syserr.errcondition.constructors]

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error_condition() noexcept;
1
#
Effects: Constructs an object of type error_­condition.
2
#
Ensures: val_­ == 0 and cat_­ == &generic_­category().
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error_condition(int val, const error_category& cat) noexcept;
3
#
Effects: Constructs an object of type error_­condition.
4
#
Ensures: val_­ == val and cat_­ == &cat.
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template<class ErrorConditionEnum> error_condition(ErrorConditionEnum e) noexcept;
5
#
Effects: Constructs an object of type error_­condition.
6
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Ensures: *this == make_­error_­condition(e).
7
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Remarks: This constructor shall not participate in overload resolution unless
is_­error_­condition_­enum_­v<ErrorConditionEnum> is true.