Re: {PATCH} isofs stuff

From: Andi Kleen (ak@suse.de)
Date: Thu Nov 23 2000 - 10:44:36 EST


On Thu, Nov 23, 2000 at 07:37:27AM -0800, Linus Torvalds wrote:
> > I have seen that there were discussions on the right compiler to use.
> > Is 2.95.2 wrong? Have other things to do tomorrow, so it will be
> > 24 hours before I can look at this again.
>
> 2.95.2 should have been reasonably ok, but egcs-2.91.66 is probably
> considered the most stable compiler right now.
>
> Note that gcc has always had problems with "long long" variables. Very few
> people use them as they aren't standard, and the code generation can be
> much trickier, so bugs are much more likely. This (along with performance
> issues) was why I refused the original LFS patches - they put "long long"
> code all over the place.

gcc 2.95.2 seems to have more problems with long long the egcs 1.1, I have
at least one test case where it miscompiles a variable long long shift.

-Andi
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