Re: lynx-dev Possible Bug in Lynx 2.8.5-dev.15

[Thomas Dickey]

On Fri, May 02, 2003 at 10:03:49PM -0700, Ilya Zakharevich wrote:
> Thomas Dickey wrote:
> 
>   The realloc is used to shrink storage requirements - IZ's comment
>   indicates it may be slow.  If it's too slow, we should drop that
>   chunk of code altogether.
> 
> As the comment saiz, it is quadratic.  In my testing it is 10000 times
> slower on my huge test file; it also does not save memory (both with
> EMX' malloc()).

what it appears to do is alter a place where a realloc would shrink,
to caching it in a pool under the assumption that the chunk would not be
increased at a later point in the code.  But it wasn't clear why the
alternative (defined-out chunk) used a lot more memory.
 
> The defined-out chunk is left in as a comment why easier-to-implement
> approach won't work.
> 
> Hope this helps,
> Ilya
> 
> 
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-- 
Thomas E. Dickey <address@hidden>
http://invisible-island.net
ftp://invisible-island.net

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