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Re: C++ PATCH: PR 21308

From: Paolo Carlini <pcarlini at suse dot de>
To: Mike Stump <mrs at apple dot com>
Cc: mark at codesourcery dot com, gcc-patches at gcc dot gnu dot org
Date: Sun, 06 Nov 2005 21:20:04 +0100
Subject: Re: C++ PATCH: PR 21308
References: <200511061953.jA6JrMau020947@sethra.codesourcery.com> <0539A31C-0DBC-4628-9FEA-3318F6C2B6F3@apple.com>

Mike Stump wrote:

> I've been know to put in the new code, run it along side the old 
> code, and compare the results and abort if they don't match.  Then 
> after a release, you rip out the old code.  Takes a longer to get the 
> speed up, but, is safer, if one must have the safety.

Cool idea! Reminds me the five-fold redundancy of the space shuttle
avionics: I was so excited when I learned the first time about those
tricks...

Paolo.

References:
- C++ PATCH: PR 21308
  - From: Mark Mitchell
- Re: C++ PATCH: PR 21308
  - From: Mike Stump

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