BOOTSTRAP FAILURE: segementation fault in genattrtab under hpux 10.20

[law@redhat.com]

  In message < 200011140536.AAA20728@hiauly1.hia.nrc.ca >you write:
  > > > Another problem with regrename?
  > > 
  > > Dunno.. does it work with -fno-rename-registers?
  > 
  > Yes.
  > 
  > > 	* config/pa/pa.md (return): Make a define_expand; use r2.
  > > 	(epilogue): Don't try trivial return.
  > 
  > Does this always result in the expansion of the epilogue or just when
  > needed?  I was thinking of just having one `return' insn and revising
  > the epilogue expand.  The use r2 doesn't seem to eliminate the possibility
  > of a trivial return.
Err, doesn't disabling the trivial return kill creation of trivial returns
in the middle of functions for return statements in such functions?

jeff