From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 4F14A385840A; Thu, 11 Nov 2021 12:52:18 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 4F14A385840A From: "ro at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/103189] New: [12 regression] g++.dg/tree-ssa/pta-delete-1.C etc. FAIL Date: Thu, 11 Nov 2021 12:52:18 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ro at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter cc target_milestone cf_gcctarget Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 11 Nov 2021 12:52:18 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103189 Bug ID: 103189 Summary: [12 regression] g++.dg/tree-ssa/pta-delete-1.C etc. FAIL Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ro at gcc dot gnu.org CC: ebotcazou at gcc dot gnu.org Target Milestone: --- Target: sparc*-sun-solaris2.11 Between 20211109 (78dd0de956cbc5a021d3c5e3eb39308c3207936e) and 20211110 (86ffc845b2d0bff59832dcf3cf6518f1358e30ac), several tests regressed on Solaris/SPARC (32 and 64-bit): +FAIL: g++.dg/tree-ssa/pta-delete-1.C -std=3Dgnu++14 execution test +FAIL: g++.dg/tree-ssa/pta-delete-1.C -std=3Dgnu++17 execution test +FAIL: g++.dg/tree-ssa/pta-delete-1.C -std=3Dgnu++2a execution test +FAIL: g++.dg/tree-ssa/pta-delete-1.C -std=3Dgnu++98 execution test +FAIL: gcc.dg/torture/pr45967-2.c -O2 execution test +FAIL: gcc.dg/torture/pr45967-2.c -O2 -flto execution test +FAIL: gcc.dg/torture/pr45967-2.c -O2 -flto -flto-partition=3Dnone execu= tion test +FAIL: gcc.dg/torture/pr45967-2.c -Os execution test +FAIL: gcc.dg/torture/pr45967-3.c -O2 execution test +FAIL: gcc.dg/torture/pr45967-3.c -O2 -flto execution test +FAIL: gcc.dg/torture/pr45967-3.c -O2 -flto -flto-partition=3Dnone execu= tion test +FAIL: gcc.dg/torture/pr45967-3.c -Os execution test +FAIL: gcc.dg/torture/pr45967.c -O2 execution test +FAIL: gcc.dg/torture/pr45967.c -O2 -flto execution test +FAIL: gcc.dg/torture/pr45967.c -O2 -flto -flto-partition=3Dnone executi= on test +FAIL: gcc.dg/torture/pr45967.c -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions execution test +FAIL: gcc.dg/torture/pr45967.c -O3 -g execution test +FAIL: gcc.dg/torture/pr45967.c -Os execution test In both cases, the tests abort, but running under gdb this makes no sense: * pta-delete-1.C: Thread 2 received signal SIGABRT, Aborted. [Switching to Thread 1 (LWP 1)] 0xfec5344c in __lwp_sigqueue () from /lib/libc.so.1 (gdb) where #0 0xfec5344c in __lwp_sigqueue () from /lib/libc.so.1 #1 0xfeb9028c in raise () from /lib/libc.so.1 #2 0xfeb60578 in abort () from /lib/libc.so.1 #3 0x00010e1c in main () at /vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/tree-ssa/pta-delete-1.C:23 yet gdb shows that y =3D 2 at this point. * pr45967.c: Thread 2 received signal SIGABRT, Aborted. [Switching to Thread 1 (LWP 1)] 0xfec5344c in __lwp_sigqueue () from /lib/libc.so.1 (gdb) where #0 0xfec5344c in __lwp_sigqueue () from /lib/libc.so.1 #1 0xfeb9028c in raise () from /lib/libc.so.1 #2 0xfeb60578 in abort () from /lib/libc.so.1 #3 0x00010c94 in main () at /vol/gcc/src/hg/master/local/gcc/testsuite/gcc.dg/torture/pr45967.c:19 Again, the test aborts although gdb shows i =3D 1. Unless someone has an idea what might have caused this, I'll have to run a reghunt.=