Constructors

Synopses

Declared in <mp‐units/utility/safe_int.h>

Default‐constructs a safe_int holding a value‐initialized T.

[[nodiscard]]
safe_int() = default;

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Constructs a safe_int<T, ErrorPolicy> from a safe_int wrapping a different integral type, checking for overflow.

template</* implementation-defined */ U>
[[nodiscard]]
constexpr
explicit(!detail::is_value_preserving_int_v<U, T>)
safe_int(safe_int<U, ErrorPolicy> other);

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Constructs a safe_int from a non‐floating‐point value, checking for overflow.

template<typename U>
requires (!treat_as_floating_point<std::remove_cvref_t<U>>) && std::is_constructible_v<T, U>
[[nodiscard]]
constexpr
explicit(!detail::is_value_preserving_v<std::remove_cvref_t<U>, T> || !std::convertible_to<U, T>)
safe_int(U const& v);

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Return Value

Note

The return value should not be discarded.

Parameters

Name

Description

other

the safe_int to convert from

v

the value to convert from

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