We are working to minimize the container image size and libgmpxx, which is not used by the base packages, is the last component pulling in the otherwise unnecessary libstdc++. Patch for rawhide forthcoming.
Created attachment 1145246 [details] Split c++ subpackage (#1325439)
Frantisek, Any objections to this patch?
Pushed to rawhide: http://pkgs.fedoraproject.org/cgit/rpms/gmp.git/commit/?id=bd92a24 http://koji.fedoraproject.org/koji/taskinfo?taskID=14341365