http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51471

--- Comment #16 from Andrew Pinski <pinskia at gcc dot gnu.org> 2012-01-04 
22:24:34 UTC ---
(In reply to comment #15)
> I still wonder though why Richard Henderson says in PR50283 comment 9: We're
> supposed to prevent frame-related insns from appearing in branch delay slots.

I think the main reason is it is hard to describe it in cfi's in a branch delay
slot.

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