2010-04-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43879
PR tree-optimization/43909
* tree-ssa-structalias.c (struct variable_info): Add
only_restrict_pointers flag.
(new_var_info): Initialize it. Increment stats.total_vars here.
(create_function_info_for): Do not increment stats.total_vars
here.
(get_function_part_constraint): Fix build with C++.
(insert_into_field_list): Remove.
(push_fields_onto_fieldstack): Properly merge fields.
(create_variable_info_for): Split and simplify.
(create_variable_info_for_1): New piece.
(intra_create_variable_infos): Properly make restrict constraints
from parameters.
* gcc.dg/ipa/ipa-pta-14.c: Adjust.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@158825
138bc75d-0d04-0410-961f-
82ee72b054a4