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From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c/44828] [4.3/4.4/4.5 Regression] possible integer wrong code bug
Date: Thu, 08 Jul 2010 11:57:00 -0000 [thread overview]
Message-ID: <20100708115642.3640.qmail@sourceware.org> (raw)
In-Reply-To: <bug-44828-12544@http.gcc.gnu.org/bugzilla/>
------- Comment #11 from rguenth at gcc dot gnu dot org 2010-07-08 11:56 -------
Subject: Bug 44828
Author: rguenth
Date: Thu Jul 8 11:56:08 2010
New Revision: 161951
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=161951
Log:
2010-07-08 Richard Guenther <rguenther@suse.de>
Backport from mainline
2010-05-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/44284
* tree-vect-stmts.c (vectorizable_assignment): Handle
sign-changing conversions as simple copy.
* gcc.dg/vect/vect-118.c: New testcase.
* gcc.dg/vect/bb-slp-20.c: Adjust.
* gcc.dg/vect/no-section-anchors-vect-36.c: Likewise.
* gcc.dg/vect/slp-9.c: Likewise.
* gcc.dg/vect/slp-reduc-4.c: Likewise.
* gcc.dg/vect/vect-10.c: Likewise.
* gcc.dg/vect/vect-109.c: Likewise.
* gcc.dg/vect/vect-12.c: Likewise.
* gcc.dg/vect/vect-36.c: Likewise.
* gcc.dg/vect/vect-7.c: Likewise.
* gcc.dg/vect/vect-iv-8.c: Likewise.
* gcc.dg/vect/vect-multitypes-10.c: Likewise.
* gcc.dg/vect/vect-multitypes-13.c: Likewise.
* gcc.dg/vect/vect-multitypes-14.c: Likewise.
* gcc.dg/vect/vect-multitypes-15.c: Likewise.
* gcc.dg/vect/vect-multitypes-7.c: Likewise.
* gcc.dg/vect/vect-multitypes-8.c: Likewise.
* gcc.dg/vect/vect-multitypes-9.c: Likewise.
* gcc.dg/vect/vect-reduc-dot-s16b.c: Likewise.
* gcc.dg/vect/vect-reduc-dot-s8a.c: Likewise.
* gcc.dg/vect/vect-reduc-dot-s8b.c: Likewise.
* gcc.dg/vect/vect-reduc-dot-u16b.c: Likewise.
* gcc.dg/vect/vect-strided-a-u32-mult.c: Likewise.
* gcc.dg/vect/vect-strided-u32-mult.c: Likewise.
* gcc.dg/vect/vect-widen-mult-s16.c: Likewise.
* gcc.dg/vect/vect-widen-mult-s8.c: Likewise.
* gcc.dg/vect/vect-widen-mult-sum.c: Likewise.
* gcc.dg/vect/vect-widen-mult-u16.c: Likewise.
2010-07-06 Richard Guenther <rguenther@suse.de>
PR middle-end/44828
* convert.c (convert_to_integer): Watch out for overflowing
MULT_EXPR as well.
* gcc.c-torture/execute/pr44828.c: New testcase.
Added:
branches/gcc-4_5-branch/gcc/testsuite/gcc.c-torture/execute/pr44828.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-118.c
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/convert.c
branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/bb-slp-20.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/no-section-anchors-vect-36.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/slp-9.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-10.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-109.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-12.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-36.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-7.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-iv-8.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-multitypes-10.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-multitypes-13.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-multitypes-14.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-multitypes-15.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-multitypes-7.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-multitypes-8.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-multitypes-9.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-s16a.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-s16b.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-s8a.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-s8b.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-s8c.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-u16b.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-strided-a-u32-mult.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-strided-u32-mult.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-widen-mult-s16.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-widen-mult-s8.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-widen-mult-sum.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/vect-widen-mult-u16.c
branches/gcc-4_5-branch/gcc/tree-vect-stmts.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44828
next prev parent reply other threads:[~2010-07-08 11:57 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-05 22:52 [Bug c/44828] New: " regehr at cs dot utah dot edu
2010-07-06 9:25 ` [Bug c/44828] " jakub at gcc dot gnu dot org
2010-07-06 9:33 ` jakub at gcc dot gnu dot org
2010-07-06 10:35 ` rguenth at gcc dot gnu dot org
2010-07-06 13:38 ` rguenth at gcc dot gnu dot org
2010-07-06 13:41 ` [Bug c/44828] [4.3/4.4/4.5 Regression] " rguenth at gcc dot gnu dot org
2010-07-06 14:11 ` regehr at cs dot utah dot edu
2010-07-07 22:52 ` bergner at gcc dot gnu dot org
2010-07-08 4:12 ` bergner at gcc dot gnu dot org
2010-07-08 4:19 ` bergner at gcc dot gnu dot org
2010-07-08 7:47 ` jakub at gcc dot gnu dot org
2010-07-08 11:57 ` rguenth at gcc dot gnu dot org [this message]
2010-07-08 11:57 ` [Bug c/44828] [4.3/4.4 " rguenth at gcc dot gnu dot org
2010-07-08 14:18 ` bergner at gcc dot gnu dot org
2010-07-27 11:24 ` rguenth at gcc dot gnu dot org
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