From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 1E06F3858C74; Tue, 20 Sep 2022 19:03:11 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1E06F3858C74 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1663700591; bh=IiOq/Uq/Upwn+S+AL4yGlQDiBA2OXKlZaiN4xIpnz1A=; h=From:To:Subject:Date:In-Reply-To:References:From; b=k3FnHMdY/BbaRcjpKSdWhI0g7sjc+yJJntJ28ABqiRLsXvtVog5LF/wz1qUMYreGM odEQrBzgkVihPxNjtnozu2MGjk8Tj1UqWNpGWggG7+P1N5UEwqHPl6SkXvO1uJoom9 GT9pJGXajzZ8bF1GaDpIC1HcoOYRm+T3JqDgk1ac= From: "anlauf at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/106986] [10/11/12/13 Regression] ICE in simplify_findloc_nodim, at fortran/simplify.cc:5675 Date: Tue, 20 Sep 2022 19:03:10 +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: 13.0 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_reconfirmed_on bug_status everconfirmed 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106986 anlauf at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2022-09-20 Status|UNCONFIRMED |NEW Ever confirmed|0 |1 CC| |anlauf at gcc dot gnu.org --- Comment #1 from anlauf at gcc dot gnu.org --- Confirmed. Obvious NULL pointer dereference, fixed by: diff --git a/gcc/fortran/simplify.cc b/gcc/fortran/simplify.cc index 140c17721a7..5883689066d 100644 --- a/gcc/fortran/simplify.cc +++ b/gcc/fortran/simplify.cc @@ -5895,6 +5899,7 @@ gfc_simplify_findloc (gfc_expr *array, gfc_expr *valu= e, gfc_expr *dim, bool back_val =3D false; if (!is_constant_array_expr (array) + || array->shape =3D=3D NULL || !gfc_is_constant_expr (dim)) return NULL;=