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Old 04-07-2008, 08:37 AM
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Default Re: How can I emerge GCC 4.3.0?

On Apr 3, 4:24 pm, "Arthur Hagen" <a...@broomstick.com> wrote:
> Martin Vaeth <va...@mathematik.uni-wuerzburg.de> wrote:
>
> > But I doubt that you get all package compiled with gcc-4.3 which is
> > meanwhile almost the case with gentoo...

>
> But since gentoo is source based, just /why/ would one want to compile
> everything with gcc-4.3? The erroneous belief that higher version numbers
> are always better?


A practical example is trying to compile with optimisation for an AMD
Geode LX cpu, which is not a pentium-pro and not a k6-3 (although the
latter seems to be the closest one, but the instruction timings are
quite different in some cases.)

> For the type of apps that make up a typical Unix installation -- integer
> based and far more C than C++ -- gcc-3.4 /will/ produce tighter, faster code
> than 4.3.


Interesting. Any related pointers would be most welcome.
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