From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30306 invoked by alias); 11 May 2014 20:22:39 -0000 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 Received: (qmail 30196 invoked by uid 55); 11 May 2014 20:22:33 -0000 From: "rsandifo at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/61136] [4.10 Regression] ice in tree_nop_conversion Date: Sun, 11 May 2014 20:22:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 4.10.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rsandifo at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: rsandifo at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.10.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-05/txt/msg00961.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61136 --- Comment #4 from rsandifo at gcc dot gnu.org --- Author: rsandifo Date: Sun May 11 20:21:55 2014 New Revision: 210312 URL: http://gcc.gnu.org/viewcvs?rev=210312&root=gcc&view=rev Log: gcc/ PR tree-optimization/61136 * wide-int.h (multiple_of_p): Define a version that doesn't return the quotient. * fold-const.c (extract_muldiv_1): Use wi::multiple_of_p instead of an integer_zerop/const_binop pair. (multiple_of_p): Likewise, converting both operands to widest_int precision. gcc/testsuite/ * gcc.dg/torture/pr61136.c: New test. Added: trunk/gcc/testsuite/gcc.dg/torture/pr61136.c Modified: trunk/gcc/ChangeLog trunk/gcc/fold-const.c trunk/gcc/testsuite/ChangeLog trunk/gcc/wide-int.h