* alias.c (init_alias_analysis): Allocate reg_known_value and
 	reg_known_equiv_p on the heap.  Likewise for new_reg_base_value
	and reg_seen.
	(end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
	* cse.c (cse_main): Call end_alias_analysis.
	* haifa-sched.c (schedule_insns): Likewise.
	* local-alloc. (update_equiv_regs): Likewise.
	* reload1.c (reload_cse_regs): Likewise.

From-SVN: r30217