2016-06-27 18:10, Wiles, Keith: > It appears the ccache and clang have a few problems without the global having > the environment variable set: > export CCACHE_CPP2=yes > > Without this environment variable clang starts to complain about a number of > issues. If you see a compile problem please rebuild with ccache disabled > using ?sudo CCACHE_DISABLE=true ?? or uninstall ccache ?sudo apt-get remove > ccache?
With ccache 3.2, it is possible to replace the environment variable CCACHE_CPP2=yes by the configuration run_second_cpp=true in ccache.conf. See http://peter.eisentraut.org/blog/2014/12/01/ccache-and-clang-part-3/ > It is possible that GCC will also have compiler issues, but I do not seem to > see any, just try without ccache to verify. > > Here is a link to help explain more details: > See e.g. > http://petereisentraut.blogspot.com/2011/09/ccache-and-clang-part-2.html > > If the build works then I have not found any issues with using ccache except > a faster build time ? YMMV > > Regards, > Keith
