std::pmr::polymorphic_allocator<T>::allocate
Min standard notice:
Allocates storage for n objects of type T using the underlying memory resource. Equivalent to return static_cast<T*>(resource()->allocate(n * sizeof(T), alignof(T)));.
# Declarations
T* allocate( std::size_t n );
(since C++17)
# Parameters
n: the number of objects to allocate storage for
# Return value
A pointer to the allocated storage.
# Defect reports
| DR | Applied to | Behavior as published | Correct behavior |
|---|---|---|---|
| LWG 3038 | C++17 | allocate might allocate storage of wrong size | throws length_error instead |
| LWG 3237 | C++17 | the exception thrown by allocate was inconsistent with std::allocator::allocate | made consistent |