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Re: egcs 1.1.1 slowness


On Wed, Jan 06, 1999 at 04:45:17PM -0800, Joe Buck wrote:
> >   This is a bit of re-post. I've just confirmed that egcs 1.1.1 is ~25%
> >   slower than egcs 1.0.3 when compiling the same source with the same
> >   set of compilation flags on the same un-loaded machine.
> > 
> >   That compilation flags are:
> > 
> >   -g -fPIC --no-implicit-templates -Wall -Wno-return-type
> 
> You haven't mentioned the platform (Linux/Solaris/what?).

Yeah, I'm running this on an unloaded Debian 1.31, Linux 2.0.35, PII 400,
128 Meg.

> What is the speed difference when optimization (e.g. -O2) is used?

Didn't try optimization. I'll give this a try a little later.

> How large is the source?

The source is ~164,000 LOC.

> [ It's OK if optimization goes slower if user get better code, but
>   ideally no optimization + debugging should be quick, so the compile,
>   link, debug cycle is less painful ].

Exactly.

Matthew
-- 
Matthew Newhook				E-Mail: mailto:matthew@ooc.com
Software Designer			WWW:    http://www.ooc.com
Object Oriented Concepts, Inc.		Phone:  (978) 439 9285 x 246


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