alloc::alloc - Rust
Description: Memory allocation APIs

## Module alloc

1.36.0 · Source
Expand description

Memory allocation APIs

## Structs§

Layout
  Layout of a block of memory.
LayoutError
  The `LayoutError` is returned when the parameters given to `Layout::from_size_align` or some other `Layout` constructor do not satisfy its documented constraints.
AllocErrorExperimental
  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.
GlobalExperimental
  The global memory allocator.

## Traits§

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

## Functions§

alloc⚠
  Allocates memory with the global allocator.
alloc_zeroed⚠
  Allocates zero-initialized memory with the global allocator.
dealloc⚠
  Deallocates memory with the global allocator.
handle_alloc_error
  Signals a memory allocation error.
realloc⚠
  Reallocates memory with the global allocator.

## Type Aliases§

LayoutErrDeprecated