Compiling with the following flags work: CXXFLAGS='-std=c++11' I am using ~amd64 keyword an gcc 5.4.0-r3. Reproducible: Always
Created attachment 462728 [details] build.log
Created attachment 462730 [details] emerge --info
Hm, builds and works here fine, please try it without ccache
Actually, I was actually using mv overlay. Also, ccache didn't have anything do to with this.