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std::is_union< _Tp >(3cxx) std::is_union< _Tp >(3cxx)


std::is_union< _Tp > - is_union


Inherits std::integral_constant< bool, __is_union(_Tp)>.

Public Types

typedef integral_constant< bool, __v > type
typedef bool value_type

Public Member Functions

constexpr operator value_type () const noexcept
constexpr value_type operator() () const noexcept

Static Public Attributes

static constexpr bool value

Detailed Description

template<typename _Tp>

struct std::is_union< _Tp >" is_union

Definition at line 442 of file type_traits.


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Sun Feb 7 2021 libstdc++