Fix PR24908: ICE in dwarf2out for cpu2000 with -funroll-loops

[Richard Henderson]

On Fri, Nov 18, 2005 at 02:08:41PM -0800, Geoff Keating wrote:
> I don't know if this code tries to deal with that or not; maybe we  
> just don't mark the save/restore as frame related and hope that no  
> trapping operation gets scheduled between the 'mflr' and the 'mtlr'.

I'm pretty sure that's what happens now.

I'd be delighted if all this were fixed, but I think it needs a
complete rewrite for that.  Hopefully one that could handle
epilogues as well.


r~