Re (4): [Oberon] n-o trap analysis confuses me

[shark at gulfnet.sd64.bc.ca]

Edgar,

es> ... when you try to access it BANG: Trap -14 !
I hope this isn't too detailed. But you asked for it :-)

Very helpful, thanks.  I learned about records and
pointers and nil pointers years ago with modula 2.
This small case study is a good opportunity to 
integrate the elementary ideas with trap analysis.

Regards,        Peter E.

       http://carnot.pathology.ubc.ca/