Apple's GCC 3.1

Daniel Berlin dberlin@dberlin.org
Tue Jul 23 10:06:00 GMT 2002


On Tue, 23 Jul 2002, Gerald Pfeifer wrote:

> At http://www.apple.com/macosx/jaguar/unix.html I found the following:
> 
>   Developers will appreciate the inclusion of GCC 3.1, which offers 25%
>   better code generation and compiles your code in as little as one sixth
>   the time.
> 
> Is this pure marketing hype -- For most of us GCC 3.1 is slower, and
> often quite a bit, than GCC 2.95 -- or due to some hacks by Apple not
> (yet) contributed back to FSF GCC?

hacks?

They have, fer instance, PFE, which gives them precompiled headers.

I can confirm that, when used, it compiles at least twice as fast.

It's not a hack, i've looked at the code before.

I'm sure if Geoff Keating looked at it, he'd tell you the way it's 
implemented is the reason gengtype was invented.

--Dan
> > Gerald
> 



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