Handle corner case with nodeless processors
Handle corner case with nodeless processors

We can't just subtract 1 to account for a map entry that might not
exist.

giorgiobornia/libmesh,dschwen/libmesh,pbauman/libmesh,90jrong/libmesh,BalticPinguin/libmesh,hrittich/libmesh,jwpeterson/libmesh,dschwen/libmesh,hrittich/libmesh,roystgnr/libmesh,dschwen/libmesh,libMesh/libmesh,roystgnr/libmesh,90jrong/libmesh,90jrong/libmesh,giorgiobornia/libmesh,pbauman/libmesh,BalticPinguin/libmesh,dschwen/libmesh,BalticPinguin/libmesh,giorgiobornia/libmesh,BalticPinguin/libmesh,roystgnr/libmesh,BalticPinguin/libmesh,giorgiobornia/libmesh,giorgiobornia/libmesh,libMesh/libmesh,capitalaslash/libmesh,capitalaslash/libmesh,jwpeterson/libmesh,libMesh/libmesh,capitalaslash/libmesh,90jrong/libmesh,jwpeterson/libmesh,90jrong/libmesh,roystgnr/libmesh,BalticPinguin/libmesh,roystgnr/libmesh,hrittich/libmesh,hrittich/libmesh,90jrong/libmesh,hrittich/libmesh,dschwen/libmesh,capitalaslash/libmesh,giorgiobornia/libmesh,pbauman/libmesh,90jrong/libmesh,capitalaslash/libmesh,pbauman/libmesh,jwpeterson/libmesh,giorgiobornia/libmesh,jwpeterson/libmesh,capitalaslash/libmesh,libMesh/libmesh,90jrong/libmesh,pbauman/libmesh,hrittich/libmesh,BalticPinguin/libmesh,dschwen/libmesh,roystgnr/libmesh,hrittich/libmesh,capitalaslash/libmesh,pbauman/libmesh,pbauman/libmesh,jwpeterson/libmesh,dschwen/libmesh,pbauman/libmesh,BalticPinguin/libmesh,giorgiobornia/libmesh,libMesh/libmesh,jwpeterson/libmesh,libMesh/libmesh,libMesh/libmesh,capitalaslash/libmesh,dschwen/libmesh,hrittich/libmesh,90jrong/libmesh,roystgnr/libmesh,hrittich/libmesh,giorgiobornia/libmesh,pbauman/libmesh,roystgnr/libmesh,jwpeterson/libmesh,libMesh/libmesh