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Date: Tue, 8 Nov 2011 05:45:59 +0400
From: Solar Designer <>
Subject: Re: Benchmarks vs GCC version

On Mon, Oct 24, 2011 at 12:53:37PM +0400, Solar Designer wrote:
> I think we need to find the right -f* option flipping which would cure
> performance for non-OpenMP builds, then report this regression to gcc
> developers.  It could be some option implied by -fopenmp, or maybe that
> effect is from generated code changes in the OpenMP build.

Apparently, -fopenmp was a red herring.  Anyway, I've reported the gcc
regression here:

Andrew Pinski said (on IRC) that he'd look into this.


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