From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2100) id 97020393C86E; Sat, 22 Aug 2020 23:12:43 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 97020393C86E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1598137963; bh=Zsbu556iOILf6zzX05lmKPobUk6hPw8+3zLb1lvUFys=; h=From:To:Subject:Date:From; b=rjaQji2zLQJa66t4LgVsNJmwgdQL9h0fCJUt2zTq2VqLTd4+p8bKRlbkZOT8lsajk ZhNC81ZKgq+oO65Cm64B4ITF/WKodZvNdv28YI4zRvTFsAxVCv/58JvGTmmjAlBor4 XaV8AfhTymp3NgWLQjCXMO/LDa3Rdo+rSEjPKhug= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Giuliano Belinassi To: gcc-cvs@gcc.gnu.org Subject: [gcc/devel/autopar_devel] Fortran : ICE in generic_correspondence PR95584 X-Act-Checkin: gcc X-Git-Author: Mark Eggleston X-Git-Refname: refs/heads/devel/autopar_devel X-Git-Oldrev: 5407b04786ebcaeb8ffa10cc2445c5b18d7a1e72 X-Git-Newrev: fb4a20d95983d4c6548cf559ab3021f67671b5e4 Message-Id: <20200822231243.97020393C86E@sourceware.org> Date: Sat, 22 Aug 2020 23:12:43 +0000 (GMT) X-BeenThere: gcc-cvs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 22 Aug 2020 23:12:43 -0000 https://gcc.gnu.org/g:fb4a20d95983d4c6548cf559ab3021f67671b5e4 commit fb4a20d95983d4c6548cf559ab3021f67671b5e4 Author: Mark Eggleston Date: Thu Jun 25 05:16:50 2020 +0100 Fortran : ICE in generic_correspondence PR95584 Output an error for ambiguous interfaces in generic interface instead of ICE. 2020-07-02 Steven G. Kargl gcc/fortran/ PR fortran/95584 * interface.c (generic_correspondence): Only use the pointer to a symbol if exists. 2020-07-02 Mark Eggleston gcc/testsuite/ PR fortran/95584 * gfortran.dg/pr95584.f90: New test. Diff: --- gcc/fortran/interface.c | 2 +- gcc/testsuite/gfortran.dg/pr95584.f90 | 16 ++++++++++++++++ 2 files changed, 17 insertions(+), 1 deletion(-) diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c index b1a75a37b0e..0cc504f4e04 100644 --- a/gcc/fortran/interface.c +++ b/gcc/fortran/interface.c @@ -1257,7 +1257,7 @@ generic_correspondence (gfc_formal_arglist *f1, gfc_formal_arglist *f2, while (f1) { - if (f1->sym->attr.optional) + if (!f1->sym || f1->sym->attr.optional) goto next; if (p1 && strcmp (f1->sym->name, p1) == 0) diff --git a/gcc/testsuite/gfortran.dg/pr95584.f90 b/gcc/testsuite/gfortran.dg/pr95584.f90 new file mode 100644 index 00000000000..4504f7b500c --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr95584.f90 @@ -0,0 +1,16 @@ +! { dg-do compile } + +program p + interface s + subroutine g(x, *) + end + subroutine h(y, *) + end + end interface +end + +! { dg-warning "Obsolescent feature: Alternate-return argument" " " { target *-*-* } 5 } +! { dg-warning "Obsolescent feature: Alternate-return argument" " " { target *-*-* } 7 } +! { dg-error ".1." " " { target *-*-* } 5 } +! { dg-error "Ambiguous interfaces in generic interface" " " { target *-*-* } 7 } +