using clang (was: Re: ps, clang and make variables)
Warren Block
wblock at wonkity.com
Sun Apr 1 18:29:54 UTC 2012
On Sun, 1 Apr 2012, Conrad J. Sabatier wrote:
> I can well understand your hesitation. I didn't jump on the clang
> bandwagon for a good while myself, either.
>
> But, from examining and comparing clang's assembly language output
> against gcc's, it does seem pretty apparent that clang produces
> some pretty darned efficient code, frequently using notably fewer
> machine instructions than gcc, so I try to use it now as much as
> possible. I also find its error and warning messages to be much more
> precise and informative than gcc's, which is a real boon if you do any
> coding yourself.
>
> There's that, plus the fact that the base system's version of gcc (4.2)
> doesn't fully support my processor family type (amdfam10), whereas
> clang does (although, to be fair, gcc 4.6+ does as well).
Have you tried clang with ccache? Any tricks?
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