On Jul 17, 2012, at 10:14 PM, Jed Brown wrote: > On Tue, Jul 17, 2012 at 10:10 PM, Barry Smith <bsmith at mcs.anl.gov> wrote: > But Shri indicated there is a possible problem, what is that problem? Or is > there none? > > The "problem" is that there is special code that removes the threadcomm from > SELF and WORLD. If we assume that they are different, but in fact, SELF and > WORLD are the same object, it looks like a reference counting inconsistency. > Thus special code to deal with MPIUNI where they are the same. I don't > understand why it's such a problem to make MPIUNI non-special in having SELF > and WORLD be different values.
Cause I'm a crotchety old bastard.
