> > Hi Bill, I must say that I don't like this patch at all.  Is there
> > no better way?
> 
> I'm open to suggestions. :-) What part do you object to?

All of it!  But let's not go there :)

> I've only seen this problem on PPC64. In particular, it's writing this
> information into the "redzone" because this is a leaf function, and
> thus the destination may be unaligned.

Can you please send me the gcc tree dumps, and also what debug_tree
gives for the modify_expr.

Thanks,

Duncan.
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