Trait indicating pair uses bslma allocators when either element does.

Synopsis

Declared in <bslstl_pair.h>

template<
    class T1,
    class T2>
struct UsesBslmaAllocator<bsl::pair<T1, T2>>
    : bsl::integral_constant<bool, UsesBslmaAllocator<T1>::value || UsesBslmaAllocator<T2>::value>

Base Classes

Name

Description

bsl::integral_constant<bool, UsesBslmaAllocator<T1>::value || UsesBslmaAllocator<T2>::value>

Metafunction representing a compile‐time constant of the specified (template parameter) t_TYPE with the specified (template parameter) t_VALUE.

Type Aliases

Name

Description

type

Alias for this integral_constant specialization.

value_type

Alias for the (template parameter) t_TYPE.

Member Functions

Name

Description

operator()

Return a copy of the template argument t_VALUE.

operator t_TYPE

Return a copy of the template argument t_VALUE.

Static Data Members

Name

Description

value

The compile‐time constant value of this metafunction.

Created with MrDocs