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Date: Thu, 28 Jun 2007 12:26:51 -0700
From: Brian Dessent <brian@dessent.net>
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Subject: Re: possible compiler optimization error
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"Frederich, Eric P21322" wrote:

> My using -march=i686 was because I couldn't find a list of all accepted
> values in the man page for gcc.  After some googling I found that I can
> use -march=pentium-m for my Dell D600 Laptop.  I am now happy to report
> that setting -march=pentium-m -O2 works fine.  I am glad to hear that
> using the sse2 correctly solves the problem without having to use
> -ffloat-store and taking a possible performance hit.

You can also find the gcc docs on the gcc website.  Here is the link to
the section in the 3.4.x manual describing those options:
<http://gcc.gnu.org/onlinedocs/gcc-3.4.6/gcc/i386-and-x86_002d64-Options.html>

Brian

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