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.chare...@3sr-grenoble.fr> a écrit : > Hi François, > > Please remember to give your linux version. > > On Wed, 27 Mar 2019 at 17:44, François <francois.kn...@gmail.com> 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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