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[Bug tree-optimization/37258] [4.4 Regression] ice in simplify_subreg, at simplify-rtx.c:4957
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 18 Sep 2008 15:28:45 -0000
- Subject: [Bug tree-optimization/37258] [4.4 Regression] ice in simplify_subreg, at simplify-rtx.c:4957
- References: <bug-37258-12544@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from rguenth at gcc dot gnu dot org 2008-09-18 15:28 -------
Subject: Bug 37258
Author: rguenth
Date: Thu Sep 18 15:27:21 2008
New Revision: 140460
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=140460
Log:
2008-09-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/37258
* tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
and signedness for integral types.
(vn_phi_eq): Require compatible types.
* gcc.c-torture/compile/pr37258.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr37258.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-sccvn.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37258