std:: declare_no_pointers

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C++
Utilities library
General utilities
Relational operators (deprecated in C++20)
Dynamic memory management
Uninitialized memory algorithms
Constrained uninitialized memory algorithms
Allocators
Garbage collection support
(C++11) (until C++23)
(C++11) (until C++23)
declare_no_pointers
(C++11) (until C++23)
(C++11) (until C++23)
(C++11) (until C++23)
(C++11) (until C++23)



Defined in header <memory>
void declare_no_pointers ( char * p, std:: size_t n ) ;
(since C++11)
(removed in C++23)

Informs the garbage collector or leak detector that the specified memory region ( n bytes beginning at the byte pointed to by p ) contains no traceable pointers. If any part of the region is within an allocated object, the entire region must be contained in the same object.

Parameters

p - pointer to the beginning of the range
n - the number of bytes in the range

Return value

(none)

Exceptions

Throws nothing.

See also

(C++11) (removed in C++23)
cancels the effect of std::declare_no_pointers
(function)
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