Patch for PR debug/29614

[Ian Lance Taylor]

Steve Ellcey <sje@cup.hp.com> writes:

> 2007-02-22  Steve Ellcey  <sje@cup.hp.com>
> 
> 	PR debug/29614
> 	* varpool.c (varpool_assemble_pending_decls):  Set
> 	varpool_last_needed_node to null.

This is OK.

Thanks.

Ian