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std::bad_weak_ptr::bad_weak_ptr

STD：不好[医]弱[医]PTR：：不好[医]弱[医]PTR

bad_weak_ptr(​​

构造新bad_weak_ptr对象。what()回报"bad_weak_ptr"之后。

参数

%280%29

例外

(none)(until C++11)
noexcept specification: noexcept(since C++11)

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