Uninitialized variable in CRIS port

[Andrew Cagney]

> Andrew Cagney wrote:
> > 
> >   /home/scratch/GDB/src/gdb/cris-tdep.c: In function
> > `reg_mode_add_sub_cmp_and_or_move_op':
> > /home/scratch/GDB/src/gdb/cris-tdep.c:3054: warning: `operand1' might be
> > used uninitialized in this function
> > 
> > checking the code, the problem looks real.
> 
> Thanks for the reminder.  Patch below, confirmed with the weirdest test
> case I've ever written.  Ok to commit on trunk and branch?

That is entirely your decision.  I suspect you'll want to commit this
to both though.

Andrew