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Date: Tue, 04 Sep 2012 23:59:39 +0200
From: Dimitry Andric <dimitry@andric.com>
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To: Steve Kargl <sgk@troutmask.apl.washington.edu>
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Cc: freebsd-current@freebsd.org
Subject: Re: Compiler performance tests on FreeBSD 10.0-CURRENT
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On 2012-09-04 23:43, Steve Kargl wrote:
> On Tue, Sep 04, 2012 at 10:39:40PM +0200, Dimitry Andric wrote:
>> I recently performed a series of compiler performance tests on FreeBSD
>> 10.0-CURRENT, particularly comparing gcc 4.2.1 and gcc 4.7.1 against
>> clang 3.1 and clang 3.2.
...
> The benchmark is somewhat meaningless if one does not
> know the options that were used during the testing.

If you meant the compilation options, those were simply the FreeBSD
defaults for all tested programs, e.g. "-O2 -pipe", except for boost,
which uses "-ftemplate-depth-128 -O3 -finline-functions".  I will add
some explicit notes about them.