From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 7A212393BA6E; Tue, 15 Nov 2022 21:41:26 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7A212393BA6E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1668548486; bh=4H5for1UJdqi0jEbR5DTjwPvzIUS7IIGoKlxzsJe5G0=; h=From:To:Subject:Date:In-Reply-To:References:From; b=MXU4kbd+/BX1EMzzOOWtesW2Xz+7ETgjWTTBEwtz4YOt+5pXvQR1PScNfQLUtN4/m prpE4zcDWzrdCzmMvTs4SDkfR9Yte6IJnmI0L1GAz/w2YRUhK+5AJcg3JGJXHoHcWG mPRY9AGDuLeEx2/cTx6NXxxPx4WoBqBLFfKNyXS0= From: "anlauf at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/107576] [10/11/12/13 Regression] ICE in gfc_conv_procedure_call, at fortran/trans-expr.cc:6193 Date: Tue, 15 Nov 2022 21:41:25 +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: accepts-invalid, 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: P4 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 10.5 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: 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=3D107576 --- Comment #9 from anlauf at gcc dot gnu.org --- Something like the following rejects NULL when there is no interface: diff --git a/gcc/fortran/interface.cc b/gcc/fortran/interface.cc index 49dbd1d886c..62b325b726d 100644 --- a/gcc/fortran/interface.cc +++ b/gcc/fortran/interface.cc @@ -4160,6 +4180,14 @@ gfc_procedure_use (gfc_symbol *sym, gfc_actual_argli= st **ap, locus *where) return false; } + if (a->expr && a->expr->expr_type =3D=3D EXPR_NULL) + { + gfc_error ("Passing intrinsic NULL as actual argument at %L " + "requires an explicit interface", &a->expr->where); + a->expr->error =3D 1; + return false; + } + /* TS 29113, C407b. */ if (a->expr && a->expr->expr_type =3D=3D EXPR_VARIABLE && symbol_rank (a->expr->symtree->n.sym) =3D=3D -1)=