cfganal.c (pre_and_rev_post_order_compute_fn): Use an auto_bb_flag instead of an sbitmap for visited handling.
2019-11-21 Richard Biener <rguenther@suse.de>
* cfganal.c (pre_and_rev_post_order_compute_fn): Use an
auto_bb_flag instead of an sbitmap for visited handling.
* lra.c (lra_insn_recog_data_pool): New.
(free_insn_recog_data): Adjust.
(finish_insn_recog_data): Release lra_insn_recog_data_pool.
(lra_set_insn_recog_data): Allocate from lra_insn_recog_data_pool.
* tree-ssa-structalias.c (equiv_class_hasher): Change to nofree.
(equiv_class_obstack): New.
(equiv_class_lookup_or_add): Allocate from equiv_class_obstack.
(perform_var_substitution): Initialize equiv_class_obstack.
(free_var_substitution_info): Free equiv_class_obstack.
From-SVN: r278543