From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id CA7BC3858413; Thu, 16 Sep 2021 13:58:23 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org CA7BC3858413 From: "iains at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/102366] [10/11/12 Regression] Illegal instruction with large arrays Date: Thu, 16 Sep 2021 13:58:23 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: fortran X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: iains at gcc dot gnu.org X-Bugzilla-Status: NEW 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: cf_gcctarget bug_status cf_reconfirmed_on everconfirmed keywords cc Message-ID: In-Reply-To: References: 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, 16 Sep 2021 13:58:23 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D102366 Iain Sandoe changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |x86_64-darwin, | |x86_64-linux-gnu Status|UNCONFIRMED |NEW Last reconfirmed| |2021-09-16 Ever confirmed|0 |1 Keywords| |wrong-code CC| |iains at gcc dot gnu.org --- Comment #1 from Iain Sandoe --- also fails on x86_64 linux (with a segv rather than a ill). Linux: (gdb) r Starting program: /home/iains/t=20 Program received signal SIGSEGV, Segmentation fault. 0x000000000040118c in MAIN__ () at dom1.f90:2 2 a=3D1.0_8 Darwin: Process 14098 stopped * thread #1, queue =3D 'com.apple.main-thread', stop reason =3D EXC_BAD_ACC= ESS (code=3D1, address=3D0x7ffeebbff900) frame #0: 0x0000000100000ec2 t`MAIN__ at dom1.f90:2:7 1 REAL(KIND=3D4) :: a(16,1024,1024), s -> 2 a=3D1.0_8 3 END Target 0: (t) stopped.=