r165641 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth at gcc dot gnu dot org]

Author: rguenth
Date: Mon Oct 18 15:32:00 2010
New Revision: 165641

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165641
Log:
2010-10-18  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/45967
	* tree-ssa-structalias.c (type_could_have_pointers): Remove.
	(could_have_pointers): Likewise.
	(handle_rhs_call, handle_const_call, handle_pure_call,
	find_func_aliases, intra_create_variable_infos): Remove calls to them.
	(struct fieldoff): Add must_have_pointers field.
	(type_must_have_pointers): New function.
	(field_must_have_pointers): Likewise.
	(push_fields_onto_fieldstack): Remove must_have_pointers_p argument.
	Adjust field merging.
	(create_function_info_for): May-have-pointers of varinfo is
	almost always true.
	(create_variable_info_for_1): Likewise.

	* gcc.dg/torture/pr45967.c: New testcase.
	* gcc.dg/ipa/ipa-pta-10.c: Adjust.
	* gcc.dg/ipa/ipa-pta-13.c: Likewise
	* gcc.dg/torture/pr39074-2.c: Likewise
	* gcc.dg/torture/pta-escape-1.c: Likewise
	* gcc.dg/torture/pta-ptrarith-1.c: Likewise
	* gcc.dg/tree-ssa/pta-callused.c: Likewise
	* gcc.dg/tree-ssa/pta-escape-1.c: Likewise
	* gcc.dg/tree-ssa/pta-escape-2.c: Likewise
	* gcc.dg/tree-ssa/pta-escape-3.c: Likewise
	* gcc.dg/tree-ssa/ssa-pre-21.c: Likewise

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr45967.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/ipa/ipa-pta-10.c
    trunk/gcc/testsuite/gcc.dg/ipa/ipa-pta-13.c
    trunk/gcc/testsuite/gcc.dg/torture/pr39074-2.c
    trunk/gcc/testsuite/gcc.dg/torture/pta-escape-1.c
    trunk/gcc/testsuite/gcc.dg/torture/pta-ptrarith-1.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pta-callused.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pta-escape-1.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pta-escape-2.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pta-escape-3.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-21.c
    trunk/gcc/tree-ssa-structalias.c