[PATCH , all targets] Fix order of prologue instructions for varargs functions with -O0 and -m32

[Dave Korn]

Dave Korn wrote:

>   This is starting to get well outside my area of expertise, so I think it
> might be suitable to raise a thread on the GDB list; 

  I say this without knowing whether you've already had a discussion there!

    cheers,
      DaveK