r196783 - in /trunk/gcc: ChangeLog tree-ssa-str...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon Mar 18 13:58:29 2013
New Revision: 196783

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=196783
Log:
2013-03-18  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (find): Use gcc_checking_assert.
	(unite): Likewise.
	(merge_node_constraints): Likewise.
	(build_succ_graph): Likewise.
	(valid_graph_edge): Inline into single caller.
	(unify_nodes): Likewise.  Use bitmap_set_bit return value
	and cache varinfo.
	(scc_visit): Fix formatting and variable use.
	(do_sd_constraint): Use gcc_checking_assert.
	(do_ds_constraint): Likewise.
	(do_complex_constraint): Likewise.
	(condense_visit): Likewise.  Cleanup.
	(dump_pred_graph): New function.
	(perform_var_substitution): Dump the pred-graph before
	variable substitution.
	(find_equivalent_node): Use gcc_checking_assert.
	(rewrite_constraints): Guard checking loop with ENABLE_CHECKING.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-structalias.c