r180127 - in /trunk/gcc: ChangeLog cfgexpand.c ...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Oct 18 09:04:54 2011
New Revision: 180127

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=180127
Log:
2011-10-18  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.h (struct pt_solution): Remove
	vars_contains_restrict member.
	(pt_solutions_same_restrict_base): Remove.
	(pt_solution_set): Adjust.
	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Remove
	vars_contains_restrict handling.
	(dump_points_to_solution): Likewise.
	(ptr_derefs_may_alias_p): Do not call pt_solutions_same_restrict_base.
	* tree-ssa-structalias.c (struct variable_info): Remove is_restrict_var
	field.
	(new_var_info): Do not initialize it.
	(ipa_escaped_pt): Adjust.
	(make_constraint_from_restrict): Make the tag global.
	(make_constraint_from_global_restrict): New function.
	(make_constraint_from_heapvar): Remove.
	(create_variable_info_for): Do not make restrict vars point
	to NONLOCAL.
	(intra_create_variable_infos): Likewise.
	(find_what_var_points_to): Remove vars_contains_restrict handling.
	(pt_solution_set): Adjust.
	(pt_solution_ior_into): Likewise.
	(pt_solutions_same_restrict_base): Remove.
	(compute_points_to_sets): Do not test is_restrict_var.
	* cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
	* gimple-pretty-print.c (pp_points_to_solution): Likewise.

	* gcc.dg/torture/restrict-1.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/restrict-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/gimple-pretty-print.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-alias.c
    trunk/gcc/tree-ssa-alias.h
    trunk/gcc/tree-ssa-structalias.c