Create an empty queue. This queue object uses the specified basicAllocator to supply memory. Note that the ALLOCATOR parameter type has to be convertible to the allocator of the CONTAINER parameter type, CONTAINER::allocator_type; otherwise, this constructor is disabled.
Declared in <bslstl_queue.h>
template<class ALLOCATOR>
explicit
queue(
ALLOCATOR const& basicAllocator,
ALLOCATOR* = 0)
requires bsl::uses_allocator<CONTAINER, ALLOCATOR>::value;