Burger::allocator< const void > Class Reference

Implementation of std::allocator<void> More...

Inheritance diagram for Burger::allocator< const void >:

Collaboration diagram for Burger::allocator< const void >:

Classes
struct	rebind
	Its member type other is the equivalent allocator type to allocate elements of type T More...

Public Types
typedef const void	value_type
	Type is hard coded to const void.
typedef const void *	pointer
	Pointer to nothing.
typedef const void *	const_pointer
	Const pointer to nothing.
typedef uintptr_t	size_type
	Quantities of elements.
typedef intptr_t	difference_type
	Difference between pointers.
typedef const void &	reference
	Reference to element.
typedef const const void &	const_reference
	Reference to constant element.
typedef true_type	propagate_on_container_move_assignment
	Propagate on move assignment.
typedef true_type	propagate_on_container_copy_assignment
	Copy the allocator when copy assigned.
typedef true_type	propagate_on_container_swap
	Swap allocators on swap assignment.
typedef true_type	is_always_equal
	This allocator matches any other allocator type.

Public Member Functions
constexpr	allocator () noexcept=default
	Default constructor.
	~allocator ()=default
	Default destructor.
allocator &	operator= (allocator &&) noexcept=default
	Assignment move constructor.
pointer	address (reference x) noexcept
	Returns the address of x.
const void *	allocate (uintptr_t n) noexcept
	Allocate memory for n chunks of data.
void	deallocate (pointer p, size_type) noexcept
	Free memory allocated.
uintptr_t	max_size () const noexcept
	Maximum size possible to allocate.
void	construct (pointer p)
	Default constructs an object.
void	destroy (pointer p)
	Destroys the contents of an object.

Detailed Description

Implementation of std::allocator<void>

---

Special type of allocator that has no ability to allocate or free any memory.

See also

allocator<void>, or allocator

Member Typedef Documentation

const_pointer

typedef const void* Burger::allocator< const void >::const_pointer

Const pointer to nothing.

const_reference

typedef const const void& Burger::allocator< const void >::const_reference

Reference to constant element.

difference_type

typedef intptr_t Burger::allocator< const void >::difference_type

Difference between pointers.

is_always_equal

typedef true_type Burger::allocator< const void >::is_always_equal

This allocator matches any other allocator type.

pointer

typedef const void* Burger::allocator< const void >::pointer

Pointer to nothing.

propagate_on_container_copy_assignment

typedef true_type Burger::allocator< const void >::propagate_on_container_copy_assignment

Copy the allocator when copy assigned.

propagate_on_container_move_assignment

typedef true_type Burger::allocator< const void >::propagate_on_container_move_assignment

Propagate on move assignment.

propagate_on_container_swap

typedef true_type Burger::allocator< const void >::propagate_on_container_swap

Swap allocators on swap assignment.

reference

typedef const void& Burger::allocator< const void >::reference

Reference to element.

size_type

typedef uintptr_t Burger::allocator< const void >::size_type

Quantities of elements.

value_type

typedef const void Burger::allocator< const void >::value_type

Type is hard coded to const void.

Constructor & Destructor Documentation

allocator()

Burger::allocator< const void >::allocator ( )

constexprdefaultnoexcept

Default constructor.

~allocator()

Burger::allocator< const void >::~allocator ( )

default

Default destructor.

Member Function Documentation

address()

pointer Burger::allocator< const void >::address ( reference x )

inlinenoexcept

Returns the address of x.

allocate()

const void * Burger::allocator< const void >::allocate ( uintptr_t n )

inlinenoexcept

Allocate memory for n chunks of data.

---

Parameters

n	Number of elements to allocate

Returns

Pointer to allocated memory or nullptr on failure.

See also

deallocate(pointer, size_type)

construct()

void Burger::allocator< const void >::construct ( pointer p )

inline

Default constructs an object.

deallocate()

void Burger::allocator< const void >::deallocate ( pointer p, size_type  )

inlinenoexcept

Free memory allocated.

---

Note

The second parameter is ignored in this allocator

Parameters

p	Pointer to memory to release

See also

allocate(uintptr_t)

destroy()

void Burger::allocator< const void >::destroy ( pointer p )

inline

Destroys the contents of an object.

max_size()

uintptr_t Burger::allocator< const void >::max_size ( ) const

inlinenoexcept

Maximum size possible to allocate.

---

Returns the maximum number of elements, each of member type value_type (an alias of allocator's template parameter) that could potentially be allocated by a call to member allocate.

Returns

UINTMAX_MAX

operator=()

allocator & Burger::allocator< const void >::operator= ( allocator< const void > && )

defaultnoexcept

Assignment move constructor.