From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21875 invoked by alias); 8 Jan 2013 01:20:01 -0000 Received: (qmail 21641 invoked by uid 48); 8 Jan 2013 01:19:30 -0000 From: "hjl.tools at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug bootstrap/55792] [4.8 Regression] Bad memory access with profiledbootstrap and LTO Date: Tue, 08 Jan 2013 01:20:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: bootstrap X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hjl.tools at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.0 X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 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: 2013-01/txt/msg00600.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55792 --- Comment #14 from H.J. Lu 2013-01-08 01:19:29 UTC --- (In reply to comment #13) > For the testcase at > > https://sites.google.com/site/x32abi/documents/jc1.ltrans23.o.xz?attredirects=0&d=1 > > [hjl@gnu-6 gcc]$ ./lto1 -quiet -dumpdir ./ -dumpbase jc1.ltrans23 > -mtune=generic -march=x86-64 -mtune=generic -march=x86-64 -auxbase-strip > jc1.ltrans23.ltrans.o -g -O2 -Wextra -Wpedantic -version -frandom-seed=1 > -fprofile-use -fno-exceptions -fasynchronous-unwind-tables -fno-common -fltrans > ~/tmp/jc1.ltrans23.o -o x.s Remove -fprofile-use or add -fno-tracer fix ICE.