I suspect I am stupid again

[Matthew Fluet]

> > This code tickles at least 2 MLton bugs.  The bugs are in a couple of optional
> > optimization passes that can be turned off from the command line.  The following
> > call will successfully compile lrtl.sml until we track down the bugs.
> > 
> > mlton -drop-pass contify1 -drop-pass contify2 -drop-pass contify3 -drop-pass unusedArgs3 lrtl.sml
> 
> Matthew, can you look into both of these bugs?

I can try.  I pulled down lrtl.sml, but was GC continually in
parseAndElaborate with a G1 mlton.  Anyways, I'm heading home for the
evening, but I'll take a copy of lrtl.sml and see if I can't track
something down at home.