[cfe-dev] Compilation time regression?

Jean-Daniel Dupas devlists at shadowlab.org
Mon Nov 25 05:30:59 PST 2013


Is your version from git compiled with or without assertions enabled ? 

Le 25 nov. 2013 à 11:08, Bart Janssens <bart at bartjanssens.org> a écrit :

> Rafael,
> 
> Thanks, I have added a bug at:
> http://llvm.org/bugs/show_bug.cgi?id=18055
> 
> 3.4 is faster for me too, but only by a factor of two, still much
> slower than 3.2.
> 
> Cheers,
> 
> Bart
> 
> On Mon, Nov 25, 2013 at 1:35 AM, Rafael Espíndola
> <rafael.espindola at gmail.com> wrote:
>> On my machine I got
>> 
>> $ time ./clang-3.3 -cc1 -ftemplate-depth 512  proto.ii -o test.o
>> real    0m2.932s
>> user    0m2.889s
>> sys     0m0.035s
>> 
>> [espindola at desktop llvm]$ time ./clang-3.4 -cc1 -ftemplate-depth 512
>> proto.ii -o test.o
>> real    0m0.918s
>> user    0m0.873s
>> sys     0m0.042s
>> 
>> 
>> Can you check if 3.4 fixes the problem for you? If not, please open a
>> bug with the preprocessed source code.
> 
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-- Jean-Daniel








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