std::pmr::memory_resource::do_is_equal
< cpp | memory | memory resource
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virtual bool do_is_equal( const std::pmr::memory_resource& other ) const noexcept = 0;
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(since C++17) | |
Compares *this for equality with other.
Two memory_resources compare equal if and only if memory allocated from one memory_resource can be deallocated from the other and vice versa.
Notes
The most-derived type of other may not match the most derived type of *this. A derived class implementation therefore must typically check whether the most derived types of *this and other match using dynamic_cast, and immediately return false if the cast fails.
See also
compare for equality with another memory_resource(public member function) |