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make_unsigned Class


The latest version of this topic can be found at make_unsigned Class.

Makes type or the smallest unsigned type greater than or equal in size to type.

template <class T>
struct make_unsigned;

template <class T>
using make_unsigned_t = typename make_unsigned<T>::type;


TThe type to modify.

An instance of the type modifier holds a modified-type that is T if is_unsigned<T> holds true. Otherwise it is the smallest signed type ST for which sizeof (T) <= sizeof (ST).

Header: <type_traits>

Namespace: std