In article <1990Jun5.142836.9821 at msuinfo.cl.msu.edu>, reid at cpswh.cps.msu.edu (Dr Richard J. Reid) writes: > Do you have any suggestions about how to vary the > return graph of function invocation from the call graph? Before we think about `how,' perhaps you could give us a few clues about `why.' -- --Andrew Koenig ark at europa.att.com