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r271902 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Tue, 04 Jun 2019 08:09:16 -0000
- Subject: r271902 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Tue Jun 4 08:09:16 2019
New Revision: 271902
URL: https://gcc.gnu.org/viewcvs?rev=271902&root=gcc&view=rev
Log:
2019-06-04 Richard Biener <rguenther@suse.de>
PR tree-optimization/90738
Revert
2019-06-03 Richard Biener <rguenther@suse.de>
* tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
full reference tree and record in ref->ref.
(vn_reference_lookup_3): Pass in original ref to
ao_ref_init_from_vn_reference.
(vn_reference_lookup): Likewise.
* tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
Handle non-decl bases in the original reference.
* gcc.dg/tree-ssa/alias-access-path-1.c: Scan fre1.
* gcc.dg/torture/pr90738.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr90738.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/tree-ssa/alias-access-path-1.c
trunk/gcc/tree-ssa-alias.c
trunk/gcc/tree-ssa-sccvn.c
trunk/gcc/tree-ssa-sccvn.h