realm: construction of index space from set of points/rects must be explicit
realm: construction of index space from set of points/rects must be explicit

StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion