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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/52286] [4.6/4.7 Regression] wrong code bug
Date: Mon, 20 Feb 2012 12:54:00 -0000	[thread overview]
Message-ID: <bug-52286-4-P5k1DU2n0B@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-52286-4@http.gcc.gnu.org/bugzilla/>

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52286

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-02-20 12:19:54 UTC ---
Author: jakub
Date: Mon Feb 20 12:19:47 2012
New Revision: 184391

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184391
Log:
    PR tree-optimization/52286
    * fold-const.c (fold_binary_loc): For (X & C1) | C2
    optimization use double_int_to_tree instead of build_int_cst_wide,
    rewrite to use double_int vars.

    * gcc.c-torture/execute/pr52286.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr52286.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog


  parent reply	other threads:[~2012-02-20 12:31 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-16 18:49 [Bug c/52286] New: " regehr at cs dot utah.edu
2012-02-16 18:52 ` [Bug c/52286] " regehr at cs dot utah.edu
2012-02-16 18:54 ` regehr at cs dot utah.edu
2012-02-16 19:22 ` jakub at gcc dot gnu.org
2012-02-16 19:29 ` [Bug c/52286] [4.6/4.7 Regression] " jakub at gcc dot gnu.org
2012-02-17  4:50 ` [Bug tree-optimization/52286] " pinskia at gcc dot gnu.org
2012-02-17  4:53 ` pinskia at gcc dot gnu.org
2012-02-17  5:46 ` pinskia at gcc dot gnu.org
2012-02-17 10:46 ` jakub at gcc dot gnu.org
2012-02-17 11:37 ` jakub at gcc dot gnu.org
2012-02-20 12:02 ` rguenth at gcc dot gnu.org
2012-02-20 12:54 ` jakub at gcc dot gnu.org [this message]
2012-02-20 12:59 ` [Bug tree-optimization/52286] [4.6 " jakub at gcc dot gnu.org
2012-02-23 18:25 ` jakub at gcc dot gnu.org
2012-02-23 21:53 ` jakub at gcc dot gnu.org

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