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std::allocator::construct

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< cpp‎ | memory‎ | allocator
Revision as of 08:40, 9 June 2013 by P12 (Talk | contribs)

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Defined in header <memory>
void construct( pointer p, const_reference val );
(until C++11)
template< class U, class... Args >
void construct( U* p, Args&&... args );
(since C++11)

Constructs an object of type T in allocated uninitialized storage pointed to by p, using placement-new

1) Calls new((void *)p) T(val)

2) Calls ::new((void *)p) U(std::forward<Args>(args)...)

[edit] Parameters

p - pointer to allocated uninitialized storage
val - the value to use as the copy constructor argument
args... - the constructor arguments to use

[edit] Return value

(none)

[edit] See also

[static]
constructs an object in the allocated storage
(function template) [edit]
allocation functions
(function) [edit]