Re: Memory allocation strategy

[Pete Hall <pete@xxxxxxxxxxxxxx>]

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On 2011-01-08 21:22, Elbert Cook wrote:
> If you allocate 100 bytes of memory and for some reason, there is a pointer 
> within those 100 bytes that points to a subset of itself.
>
> Now you realloc to 200 bytes and the 100 bytes gets move to a different 
> memory range.
>
> Then the embedded pointer would still retain its original value and no 
> longer point to a subset of itself at the new location.
>
> Lets not ask the question why someone would do that.

And that's exactly the situation. With a linked list, the pointer to the
adjacent nodes is in the heap space.


- -- 
Pete Hall
pete@xxxxxxxxxxxxxx
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