[pcre-dev] [Bug 869] Unreasonable recursion caused by two ne…

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Author: Philip Hazel
Date:  
To: pcre-dev
Subject: [pcre-dev] [Bug 869] Unreasonable recursion caused by two nested groups
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http://bugs.exim.org/show_bug.cgi?id=869




--- Comment #5 from Philip Hazel <ph10@???> 2009-08-03 11:32:38 ---
On Sun, 2 Aug 2009, John Smith wrote:

> If the speed penalty is under 20% you might consider recommending the PHP guys
> to use the heap instead of stack.


I think, when we did some simple tests, it was around 30%, but my memory
is not good these days.

... but how would using the heap help? There could still be an
"insufficient resources" error if the heap ran out. I must be missing
something...

Philip


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