gcc 3.4.4 -fno-gcse

andrew clarke mail at ozzmosis.com
Wed Nov 5 06:37:40 PST 2008

On Wed 2008-11-05 13:02:27 UTC+0000, Robin Becker (robin at reportlab.com) wrote:

> I'm trying to do some benchmarks for a new/improved version of CPython 
> and would like to know if gcc 3.4.4 as distributed with FreeBSD 6.1 
> handles the -fno-gcse option reasonably. I looked in the man page, but 
> don't see that option explicitly so perhaps the main thrust of the 
> optimisation approach is going wrong.

I don't know about FreeBSD 6.1's gcc 3.4.4, but the info page for gcc
3.4.6 (supplied with FreeBSD 6.3) explicitly mentions -fno-gcse.  It's
under the section "3.10 Options That Control Optimization".

$ info gcc option

will also find it.

Not sure if that helps you at all.

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