Patch submitted by C. Scott Ananian:
Patch submitted by C. Scott Ananian:

A little debugging improvement: implement a toString() method so that
flowgraph reporting is readable.

xcv58/polyglot,liujed/polyglot-eclipse,blue-systems-group/project.maybe.polyglot,xcv58/polyglot,xcv58/polyglot,liujed/polyglot-eclipse,blue-systems-group/project.maybe.polyglot,liujed/polyglot-eclipse,blue-systems-group/project.maybe.polyglot,liujed/polyglot-eclipse,blue-systems-group/project.maybe.polyglot,xcv58/polyglot