2013-01-30 Richard Biener <rguenther@suse.de>
* tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
New pointer-map and obstack.
(init_alias_vars): Allocate pointer-map and obstack.
(delete_points_to_sets): Free them.
(find_what_var_points_to): Cache result.
(find_what_p_points_to): Adjust for changed interface of
find_what_var_points_to.
(compute_points_to_sets): Likewise.
(ipa_pta_execute): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@195573 138bc75d-0d04-0410-961f-82ee72b054a4