A reload inheritance bug

[Mark Shinwell]

Mark Mitchell wrote:
> Bernd Schmidt wrote:
>> Mark Shinwell wrote:
>>> Do you think it should be the case that, at the point below, _any_ reload
>>> with reg_rtx corresponding to a hard register should have the relevant
>>> bit set in reload_spill_index?
>> I think so.  I'm attaching a patch below.  It appears to have no effect
>> on all code I've tried - does it fix your test case?
> 
> Mark, did you get a chance to try Bernd's patch?

This does indeed fix the test case.  I'll do full test runs for cross to
ARM on mainline with this patch applied.

Thanks (and sorry for the delay),
Mark