TARGET_MS_BITFIELD_LAYOUT_P ABI fix

[Douglas B Rupp]

Does the change mentioned below = RTH's patch of 8/29?

I'm unable to reproduce the failure in 931031-1.c on Interix.

> ----- Original Message -----
> From: "Joern Rennecke" <joern.rennecke@superh.com>
>
> > The recent changes with argument passing alignemnt have uncovered a
latent
> > bug in the way we lay out structures for TARGET_MS_BITFIELD_LAYOUT_P.
> > execute/931031-1.c fails because
>
>