problem with call clobbered regs

[Jim Wilson]

Daniel Bayer wrote:
> It seems that the plus-rtx in both insns is a pointer to the same
> memory. I inserted a copy_rtx() in insert_restore() and insert_save()
> and now it works. The patch is attached.

Yes, this is invalid rtl sharing, and we need copy_rtx calls to fix it. 
  Since adjust_address calls copy_rtx already, I suggest the following 
patch.
-- 
Jim Wilson, GNU Tools Support, http://www.SpecifixInc.com
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