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Message #14784
Re: Make ccache working
Also, did you start from fresh build after exporting CXX?
I mean:
rm -rf ./*
export ...
cmake [options]
make -jN
Bruno
Le mer. 27 mars. 2019 18:33, Bruno Chareyre <bruno.chareyre@xxxxxxxxxxxxxxx>
a écrit :
> Hi François,
>
> Please remember to give your linux version.
>
> On Wed, 27 Mar 2019 at 17:44, François <francois.kneib@xxxxxxxxx> wrote:
>
>> export CXX=ccache g++
>>
>>> bash: export: « g++ » : identifiant non valable
>>>
>> Using
>>
>>> export CXX='ccache g++'
>>
>> works
>>
>
> Thanks for pointing that out. I forgot the " indeed, I'll fix it.
> It would be useful to turn your bash to english for pasting errors here
> (also much more efficient when searching online solutions).
>
>
>
>> but it will result in cmake fail while checking cc compiler.
>> Finally, I "installed" ccache thanks to the first answer here:
>> https://askubuntu.com/questions/470545/how-do-i-set-up-ccache and it
>> *kinda* works.
>>
>
> Arguably, using ccache is assuming that it is installed. ;)
> Not sure why you needed that ubuntu 12.04 forum, as far as I remember I
> only had to "apt-get install ccache".
>
>
>>
>> - the second one, once the install is ok and cmake uses ccache, is
>> that I only get "unsupported compiler option" when I try *ccache -s*
>> after a full yade compilation. It results in a almost-empty cache:
>>
>>
> Does compilation work?
> Could you send cmake output, and some sample of "make VERBOSE=1"?
>
> I have this:
>
> *[ 39%] Building CXX object
> CMakeFiles/yade.dir/pkg/dem/Ig2_Box_Sphere_ScGeom.cpp.o/usr/bin/ccache
> g++ -DBOOST_MATH_DISABLE_FLOAT128=1 -DNDE...*
>
> Cheers
>
> Bruno
>
>
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