* config/avr/avr.c (avr_init_once): Use xcalloc in lieu of
	xmalloc/memset.
	* config/ia64/ia64.c (ia64_reorg): Likewise.
	* conflict.c (conflict_graph_new): Likewise.
	* fixinc/fixincl.c (run_compiles): Likewise.
	* genattrtab.c (optimize_attrs): Likewise.
	* genrecog.c (new_decision): Likewise.
	* haifa-sched.c (schedule_block): Likewise.
	* hashtable.c (ht_create): Likewise.

From-SVN: r70337