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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 tree-optimization/45034] [4.3/4.4/4.5/4.6 Regression] "safe" conversion from unsigned to signed char gives broken code
Date: Thu, 29 Jul 2010 11:00:00 -0000 [thread overview]
Message-ID: <20100729110017.18895.qmail@sourceware.org> (raw)
In-Reply-To: <bug-45034-7665@http.gcc.gnu.org/bugzilla/>
------- Comment #16 from rguenth at gcc dot gnu dot org 2010-07-29 11:00 -------
Subject: Bug 45034
Author: rguenth
Date: Thu Jul 29 10:59:54 2010
New Revision: 162673
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=162673
Log:
2010-07-29 Richard Guenther <rguenther@suse.de>
PR middle-end/45034
* convert.c (convert_to_integer): Always use an unsigned
type for narrowed negate and bitwise not.
* gcc.c-torture/execute/pr45034.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr45034.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/convert.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45034
next prev parent reply other threads:[~2010-07-29 11:00 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-22 21:13 [Bug c/45034] New: " mikpe at it dot uu dot se
2010-07-22 21:14 ` [Bug c/45034] " mikpe at it dot uu dot se
2010-07-22 21:26 ` [Bug tree-optimization/45034] " pinskia at gcc dot gnu dot org
2010-07-23 4:14 ` hjl dot tools at gmail dot com
2010-07-23 8:52 ` [Bug tree-optimization/45034] [4.3/4.4/4.5/4.6 Regression] " rguenth at gcc dot gnu dot org
2010-07-24 18:47 ` mikpe at it dot uu dot se
2010-07-25 10:56 ` mikpe at it dot uu dot se
2010-07-26 14:47 ` rakdver at gcc dot gnu dot org
2010-07-27 22:18 ` mikpe at it dot uu dot se
2010-07-27 22:43 ` joseph at codesourcery dot com
2010-07-27 23:09 ` rakdver at kam dot mff dot cuni dot cz
2010-07-28 9:32 ` rguenth at gcc dot gnu dot org
2010-07-28 12:24 ` rguenth at gcc dot gnu dot org
2010-07-28 14:14 ` mikpe at it dot uu dot se
2010-07-28 15:38 ` mikpe at it dot uu dot se
2010-07-28 23:32 ` mikpe at it dot uu dot se
2010-07-29 11:00 ` [Bug tree-optimization/45034] [4.3/4.4/4.5 " rguenth at gcc dot gnu dot org
2010-07-29 11:00 ` rguenth at gcc dot gnu dot org [this message]
2010-08-08 15:50 ` rguenth at gcc dot gnu dot org
2010-08-08 15:51 ` [Bug tree-optimization/45034] [4.3/4.4 " rguenth at gcc dot gnu dot org
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