2011-06-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49493
* tree-ssa-structalias.c (get_constraint_for_ssa_var):
Refer to the alias target of variables.
(associate_varinfo_to_alias_1): Remove.
(ipa_pta_execute): Do not associate aliases with anything.
* cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
(cgraph_function_node): Likewise.
(cgraph_function_or_thunk_node): Likewise.
(varpool_variable_node): Likewise.
* gcc.dg/ipa/ipa-pta-17.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@175300
138bc75d-0d04-0410-961f-
82ee72b054a4