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Re: [patch] Make std::tr1::shared_ptr thread-safe.

From: Ulrich Drepper <drepper at redhat dot com>
To: Jonathan Wakely <cow at compsoc dot man dot ac dot uk>
Cc: Paolo Carlini <pcarlini at suse dot de>, libstdc++ at gcc dot gnu dot org
Date: Wed, 30 Mar 2005 10:35:41 -0800
Subject: Re: [patch] Make std::tr1::shared_ptr thread-safe.
Organization: Red Hat, Inc.
References: <20050329130005.GA58022@compsoc.man.ac.uk> <424AE74A.7020400@redhat.com> <424AEADE.5040507@suse.de> <424AEE99.2090509@redhat.com> <20050330183200.GB8974@compsoc.man.ac.uk>

Jonathan Wakely wrote:

This is what I have in my working copy (where I've resurrected
compare_and_swap) but I make no claims that it's correct:


It's equivalent to the code I posted.  Stick some conditionals around it
to use the operation only when available and use that change, not your
original patch.  There is no reason to create such horrible code which
also increases the object size.

--
â Ulrich Drepper â Red Hat, Inc. â 444 Castro St â Mountain View, CA â

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Follow-Ups:
- Re: [patch] Make std::tr1::shared_ptr thread-safe.
  - From: Paolo Carlini

References:
- [patch] Make std::tr1::shared_ptr thread-safe.
  - From: Jonathan Wakely
- Re: [patch] Make std::tr1::shared_ptr thread-safe.
  - From: Ulrich Drepper
- Re: [patch] Make std::tr1::shared_ptr thread-safe.
  - From: Paolo Carlini
- Re: [patch] Make std::tr1::shared_ptr thread-safe.
  - From: Ulrich Drepper
- Re: [patch] Make std::tr1::shared_ptr thread-safe.
  - From: Jonathan Wakely

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