# Module core::alloc

1.28.0 · source ·
Expand description

Memory allocation APIs

## Structs

- AllocError Experimental
  The `AllocError` error indicates an allocation failure that may be due to resource exhaustion or to something wrong when combining the given input arguments with this allocator.
- Layout
  Layout of a block of memory.
- LayoutError
  The parameters given to `Layout::from_size_align` or some other `Layout` constructor do not satisfy its documented constraints.

## Traits

- Allocator Experimental
  An implementation of `Allocator` can allocate, grow, shrink, and deallocate arbitrary blocks of data described via `Layout`.
- GlobalAlloc
  A memory allocator that can be registered as the standard library’s default through the `#[global_allocator]` attribute.

## Type Definitions

- LayoutErr Deprecated