23 Containers library [containers]

23.6 Container adaptors [container.adaptors]

23.6.4 Class template priority_queue [priority.queue]

23.6.4.3 priority_queue members [priqueue.members]

void push(const value_type& x);

1

Effects: 

c.push_back(x);
push_heap(c.begin(), c.end(), comp);

void push(value_type&& x);

2

Effects: 

c.push_back(std::move(x));
push_heap(c.begin(), c.end(), comp);

template <class... Args> void emplace(Args&&... args)

3

Effects: 

c.emplace_back(std::forward<Args>(args)...);
push_heap(c.begin(), c.end(), comp);

void pop();

4

Effects: 

pop_heap(c.begin(), c.end(), comp);
c.pop_back();