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Re: RFC: Optimizing for 386



On Wed, 2005-01-19 at 19:16 -0500, Alan Cox wrote:
> On Wed, Jan 19, 2005 at 06:24:16PM +0100, Peter Backlund wrote:
> > Has anyone been testing -Os (optimize for size) instead of -O2 on any
> > greater scale? Fitting as much as possible in L1-cache is a great way to
> > obtain high performance. 
> 
> I run with almost all of gnome -Os and its faster where I can do tests - but
> its hard to be scientific

On the OOo front, the compile flags for 2.0 will be/should be 
"-Os -fno-strict-aliasing" the strict aliasing is apparently why 1.1.X
becomes unstable when compiled just with -Os.

C.


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