From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 1455C383E827; Wed, 3 Jun 2020 18:40:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1455C383E827 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1591209604; bh=BMav8LfGVOQMSbP1uSGiaCq4uRRwjCmaf7SoaCiLkKk=; h=From:To:Subject:Date:In-Reply-To:References:From; b=nKAJV4Si2EqawSaF/MTcZmSxPjJY4HWmth0NA3BQ1GFgQRMG27HGS7RXnaPTr5+xx 6kJ5dMNs+qdhM+1qKHDhG8Gy0NJllCKVE6Gesk8tM4EGgRWG/fVAaAR41YEP0YSTDx c9pGuMLSN/qCBHCKwLPSV+4MKmndh/HvoMkcnBrg= From: "anlauf at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/95503] ICE in gfc_is_simply_contiguous, at fortran/expr.c:5844 Date: Wed, 03 Jun 2020 18:40:03 +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: 11.0 X-Bugzilla-Keywords: ice-on-invalid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: anlauf 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_known_to_work cf_reconfirmed_on everconfirmed bug_status cc cf_known_to_fail 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: Wed, 03 Jun 2020 18:40:04 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D95503 anlauf at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Known to work| |7.4.1, 8.3.1 Last reconfirmed| |2020-06-03 Ever confirmed|0 |1 Status|UNCONFIRMED |NEW CC| |anlauf at gcc dot gnu.org Known to fail| |10.1.1, 11.0, 9.3.1 --- Comment #1 from anlauf at gcc dot gnu.org --- The following patch fixes the ICE: diff --git a/gcc/fortran/expr.c b/gcc/fortran/expr.c index a9fa03ad153..8daa7bb8d06 100644 --- a/gcc/fortran/expr.c +++ b/gcc/fortran/expr.c @@ -4346,7 +4346,9 @@ gfc_check_pointer_assign (gfc_expr *lvalue, gfc_expr *rvalue, contiguous. Be lenient in the definition of what counts as contiguous. */ - if (lhs_attr.contiguous && !gfc_is_simply_contiguous (rvalue, false, tru= e)) + if (lhs_attr.contiguous + && lhs_attr.dimension > 0 + && !gfc_is_simply_contiguous (rvalue, false, true)) gfc_warning (OPT_Wextra, "Assignment to contiguous pointer from " "non-contiguous target at %L", &rvalue->where); Not regtested though. In some sense a 9/10/11 regression, although %re etc. did not exist in 8 and older.=