From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31993 invoked by alias); 1 Sep 2008 11:35:05 -0000 Received: (qmail 30218 invoked by alias); 1 Sep 2008 11:33:40 -0000 Date: Mon, 01 Sep 2008 11:35:00 -0000 Message-ID: <20080901113340.30217.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/37248] [4.3/4.4 Regression] regression 4.3.1 -> 4.3.2-rc transformation bitfield to individual bytes In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jakub at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2008-09/txt/msg00041.txt.bz2 ------- Comment #6 from jakub at gcc dot gnu dot org 2008-09-01 11:33 ------- Subject: Bug 37248 Author: jakub Date: Mon Sep 1 11:32:18 2008 New Revision: 139858 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=139858 Log: PR middle-end/37248 PR middle-end/36449 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize arguments to HOST_WIDE_INT. (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT. * g++.dg/opt/pr36449.C: New test. Revert: 2008-06-11 Richard Guenther PR middle-end/36449 * fold-const.c (fold_truthop): Remove code generating BIT_FIELD_REFs of structure bases. (fold_binary): Likewise. (make_bit_field_ref): Remove. (optimize_bit_field_compare): Remove. (all_ones_mask_p): Remove. Added: branches/gcc-4_3-branch/gcc/testsuite/g++.dg/opt/pr36449.C Modified: branches/gcc-4_3-branch/gcc/ChangeLog branches/gcc-4_3-branch/gcc/fold-const.c branches/gcc-4_3-branch/gcc/testsuite/ChangeLog -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37248