ARM Thumb byte stores

[Richard Earnshaw]

> > This is a bug in gcc.  There is no strb instruction that stores to the
> > stack in thumb mode.  It was fixed (I hope) in the cvs in early December:
> 
> My problem was with cvs gcc yesterday :). I'm still trying to get a small
> test case to reproduce the problem.
> 

Drat.  I thought that problem was behind us...  A test case is going to be 
need before I can progress this.  My guess is that it is likely to be some 
sort of reload problem, so it may be hard to whittle it down to a very 
short function.

R.