[patch] Segfault on bas iwmmxt register name

[Nick Clifton]

Hi Paul,


> 2006-01-31  Paul Brook  <paul@codesourcery.com>
> 
> gas/
> 	* config/tc-arm.c (arm_reg_parse): Check if reg is non-NULL.
> gas/testsuite/
> 	* gas/testsuite/gas/arm/iwmmxt-bad.s: Add check for bad register name.
> 	* gas/testsuite/gas/arm/iwmmxt-bad.l: Ditto.

Approved - please apply.

Cheers
   Nick