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Re: Does perl really need to use sigsetjmp? (18% performance hit)

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From:
Alan Burlison
Date:
January 9, 2001 03:41
Subject:
Re: Does perl really need to use sigsetjmp? (18% performance hit)
Message ID:
3A5AF8C3.18C783C2@uk.sun.com
Andy Dougherty wrote:

> > > Do we really need to use sigsetjmp?  Wouldn't a setjmp suffice?
> >
> > Hello, hello - any experts out there?  I'm interested because I may well
> > disable sigsetjmp on the next perl we ship...
> 
> There was a reason.  I distinctly remember putting it in at somebody's
> request a long long time ago.  I just don't remember when or why. I guess
> I'll have to go archive digging a little.

See
http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters/9602/msg00782.html
for the root of the decision, and
http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters/9602/msg01409.html
for the patch.

Alan Burlison
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