[i386newframe/PATCH] New i386newframe branch

[Andrew Cagney]

>    > +  return &i386_frame_unwind;
>    > +}
> 
>    Have you tried adding just the sigtramp unwinder?  I should get just 
>    that addition debugged regardless - it should make migrating other ISAs 
>    easier.
> 
> No I haven't.  I don't think I can.  The problem is that I simplified
> the sigtramp unwinder a bit.  However in order to do so, I need to be
> able to trust the normal unwinder to unwind the stack pointer
> correctly.  Unfortunately the current code is a bit sloppy about this.

Ah, yes, I know the feeling.  Tighten the camshaft cover, and a 
push-rods slips.  Put that back, and the ....  Some times it's easier to 
just replace the engine.

It is unfortunatly something of an all or nothing afair.  I might still 
get curious though to see just what happens.

Andrew