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std::shared_lock<Mutex>::~shared_lock

From cppreference.com
< cpp‎ | thread‎ | shared lock
 
 
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~shared_lock();
(since C++14)

Destroys the lock.

If *this has an associated mutex ((mutex() returns a non-null pointer) and has acquired ownership of it (owns() returns true), the mutex is unlocked by calling unlock_shared().