Reload bug (missing REG_INC note) & questions

[Jeffrey A Law]

  In message < 200001070256.SAA25903@netcom.com >you write:
  > 
  > 
  > I'm currently tracking down a problem where reload generates rtxes with
  > no REG_INC notes. In particular, I'm seeing this rtx prior to reload:
But this should not be important since REG_INC notes are completely
rebuilt after reloading has completed.

Why do you think the missing/incorrect REG_INC note presents a problem?

jeff