Exception using GDB

[Robert Collins]

On 25 Jul 2001 19:12:05 +0930, Trevor Forbes wrote:
> A fix for the bad pointer exception when a debugger is attached. 
> 
>  * thread.cc (verifyable_object_isvalid): Don't validate
> PTHREAD_MUTEX_INITIALIZER pointer as it will cause an exception in
> IsBadWritePtr() when running GDB.
> 
> Note, Insight has a bug and it will not work without this patch.... 
> 
> Trevor
> 
Thanks Trevor, that looks good.

Chris - can you do the honours, or would you like me to?

Rob