Inherits std::__weak_ptr< _Tp, _Lp >.
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template<typename _Yp , typename = _Constructible<const shared_ptr<_Yp>&>> |
| weak_ptr (const shared_ptr< _Yp > &__r) noexcept |
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| weak_ptr (const weak_ptr &) noexcept=default |
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template<typename _Yp , typename = _Constructible<const weak_ptr<_Yp>&>> |
| weak_ptr (const weak_ptr< _Yp > &__r) noexcept |
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| weak_ptr (weak_ptr &&) noexcept=default |
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template<typename _Yp , typename = _Constructible<weak_ptr<_Yp>>> |
| weak_ptr (weak_ptr< _Yp > &&__r) noexcept |
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bool | expired () const noexcept |
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shared_ptr< _Tp > | lock () const noexcept |
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template<typename _Yp > |
_Assignable< const shared_ptr< _Yp > & > | operator= (const shared_ptr< _Yp > &__r) noexcept |
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weak_ptr & | operator= (const weak_ptr &__r) noexcept=default |
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template<typename _Yp > |
_Assignable< const weak_ptr< _Yp > & > | operator= (const weak_ptr< _Yp > &__r) noexcept |
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weak_ptr & | operator= (weak_ptr &&__r) noexcept=default |
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template<typename _Yp > |
_Assignable< weak_ptr< _Yp > > | operator= (weak_ptr< _Yp > &&__r) noexcept |
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template<typename _Tp1 > |
bool | owner_before (const __shared_ptr< _Tp1, _Lp > &__rhs) const noexcept |
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template<typename _Tp1 > |
bool | owner_before (const __weak_ptr< _Tp1, _Lp > &__rhs) const noexcept |
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void | reset () noexcept |
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void | swap (__weak_ptr &__s) noexcept |
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long | use_count () const noexcept |
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template<typename _Tp>
class std::weak_ptr< _Tp >
A smart pointer with weak semantics.
With forwarding constructors and assignment operators.
Definition at line 531 of file bits/shared_ptr.h.