From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31933 invoked by alias); 30 Jan 2013 17:17:04 -0000 Received: (qmail 31601 invoked by uid 48); 30 Jan 2013 17:16:11 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug debug/56154] [4.7/4.8 Regression] Bad .debug_loc generated for some code Date: Wed, 30 Jan 2013 17:17:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: debug X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- 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/msg02790.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56154 --- Comment #1 from Jakub Jelinek 2013-01-30 17:16:08 UTC --- Created attachment 29308 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29308 gcc48-pr56154.patch Untested fix, together with guality testcases that show the issue. On x86_64, without the dwarf2out.c change I see with: make check-gcc \ RUNTESTFLAGS='--target_board=unix\{-m32,-m64\} guality.exp=pr56154*.c' Running target unix/-m32 Using /usr/share/dejagnu/baseboards/unix.exp as board description file for target. Using /usr/share/dejagnu/config/unix.exp as generic interface file for target. Using /usr/src/gcc/gcc/testsuite/config/default.exp as tool-and-target-specific interface file. Running /usr/src/gcc/gcc/testsuite/gcc.dg/guality/guality.exp ... FAIL: gcc.dg/guality/pr56154-2.c -O1 line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-2.c -O2 line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-2.c -O3 -fomit-frame-pointer line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-2.c -O3 -g line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -O1 line pr56154-3.c:22 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -O2 line pr56154-3.c:22 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -O3 -fomit-frame-pointer line pr56154-3.c:22 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -O3 -g line pr56154-3.c:22 x == 28 Running target unix/-m64 Using /usr/share/dejagnu/baseboards/unix.exp as board description file for target. Using /usr/share/dejagnu/config/unix.exp as generic interface file for target. Using /usr/src/gcc/gcc/testsuite/config/default.exp as tool-and-target-specific interface file. Running /usr/src/gcc/gcc/testsuite/gcc.dg/guality/guality.exp ... FAIL: gcc.dg/guality/pr56154-1.c -O1 line pr56154-1.c:17 x.a == 4 FAIL: gcc.dg/guality/pr56154-1.c -O1 line pr56154-1.c:20 x.a == 6 FAIL: gcc.dg/guality/pr56154-1.c -O2 line pr56154-1.c:17 x.a == 4 FAIL: gcc.dg/guality/pr56154-1.c -O2 line pr56154-1.c:20 x.a == 6 FAIL: gcc.dg/guality/pr56154-1.c -O3 -fomit-frame-pointer line pr56154-1.c:17 x.a == 4 FAIL: gcc.dg/guality/pr56154-1.c -O3 -fomit-frame-pointer line pr56154-1.c:20 x.a == 6 FAIL: gcc.dg/guality/pr56154-1.c -O3 -g line pr56154-1.c:17 x.a == 4 FAIL: gcc.dg/guality/pr56154-1.c -O3 -g line pr56154-1.c:20 x.a == 6 FAIL: gcc.dg/guality/pr56154-1.c -Os line pr56154-1.c:17 x.a == 4 FAIL: gcc.dg/guality/pr56154-1.c -Os line pr56154-1.c:20 x.a == 6 FAIL: gcc.dg/guality/pr56154-2.c -O1 line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-2.c -O2 line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-2.c -O3 -fomit-frame-pointer line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-2.c -O3 -g line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-2.c -Os line pr56154-2.c:30 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -O1 line pr56154-3.c:22 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -O2 line pr56154-3.c:22 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -O3 -fomit-frame-pointer line pr56154-3.c:22 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -O3 -g line pr56154-3.c:22 x == 28 FAIL: gcc.dg/guality/pr56154-3.c -Os line pr56154-3.c:22 x == 28 while with it everything passes.