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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 middle-end/34070] [4.1/4.2/4.3 Regression] Wrong code for (int)x%4
Date: Mon, 12 Nov 2007 14:16:00 -0000	[thread overview]
Message-ID: <20071112141613.25205.qmail@sourceware.org> (raw)
In-Reply-To: <bug-34070-6341@http.gcc.gnu.org/bugzilla/>



------- Comment #3 from rguenth at gcc dot gnu dot org  2007-11-12 14:16 -------
Subject: Bug 34070

Author: rguenth
Date: Mon Nov 12 14:16:05 2007
New Revision: 130098

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=130098
Log:
2007-11-12  Richard Guenther  <rguenther@suse.de>

        PR middle-end/34070
        * fold-const.c (fold_binary): If testing for non-negative
        operands with tree_expr_nonnegative_warnv_p make sure to
        use op0 which has all (sign) conversions retained.

        * gcc.c-torture/execute/pr34070-1.c: New testcase.
        * gcc.c-torture/execute/pr34070-2.c: Likewise.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr34070-1.c
    trunk/gcc/testsuite/gcc.c-torture/execute/pr34070-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34070


  parent reply	other threads:[~2007-11-12 14:16 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-12 10:23 [Bug c/34070] New: " simonmar at microsoft dot com
2007-11-12 12:42 ` [Bug rtl-optimization/34070] [4.1/4.2/4.3 Regression] " rguenth at gcc dot gnu dot org
2007-11-12 12:46 ` rguenth at gcc dot gnu dot org
2007-11-12 13:03 ` [Bug middle-end/34070] " rguenth at gcc dot gnu dot org
2007-11-12 14:16 ` rguenth at gcc dot gnu dot org [this message]
2007-11-12 14:16 ` [Bug middle-end/34070] [4.1/4.2 " rguenth at gcc dot gnu dot org
2008-01-22 14:49 ` rguenth at gcc dot gnu dot org
2008-01-22 14:57 ` [Bug middle-end/34070] [4.1 " rguenth at gcc dot gnu dot org
2008-07-04 16:16 ` jsm28 at gcc dot gnu dot org

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