From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2071) id 8EB3B3887CD0; Sun, 11 Dec 2022 19:35:13 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 8EB3B3887CD0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1670787313; bh=GcPXAbA5yNGo7GN5/KczEywsM7X5UImZcVlT19rx/sQ=; h=From:To:Subject:Date:From; b=PP43oLocLhMu3GkWR01dma0avyddVZkF/M2vmq7F2yBZy4tIeBT953UKSHqb4W/8P Hnca+Pg7abHrMWUsKcNCvJf9xZcO3/pqQk34gg4C/l/Npsifgzxjg85i2igJNQw//d P1kqDCNf5/Nj0/wSSM37DdZf5f9DszkYOLFCpoNY= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Harald Anlauf To: gcc-cvs@gcc.gnu.org Subject: [gcc r13-4605] Fortran: fix ICE on bad use of statement function [PR107995] X-Act-Checkin: gcc X-Git-Author: Steve Kargl X-Git-Refname: refs/heads/master X-Git-Oldrev: d9d8c9674ad3ad3aa38419d24b1aaaffe31f5d3f X-Git-Newrev: 8f72249ff4cbd0a5c701b99ee8aa1ca9d82df046 Message-Id: <20221211193513.8EB3B3887CD0@sourceware.org> Date: Sun, 11 Dec 2022 19:35:13 +0000 (GMT) List-Id: https://gcc.gnu.org/g:8f72249ff4cbd0a5c701b99ee8aa1ca9d82df046 commit r13-4605-g8f72249ff4cbd0a5c701b99ee8aa1ca9d82df046 Author: Steve Kargl Date: Sat Dec 10 22:17:15 2022 +0100 Fortran: fix ICE on bad use of statement function [PR107995] gcc/fortran/ChangeLog: PR fortran/107995 * interface.cc (gfc_check_dummy_characteristics): Reject statement function dummy arguments. gcc/testsuite/ChangeLog: PR fortran/107995 * gfortran.dg/pr107995.f90: New test. Diff: --- gcc/fortran/interface.cc | 6 ++++++ gcc/testsuite/gfortran.dg/pr107995.f90 | 10 ++++++++++ 2 files changed, 16 insertions(+) diff --git a/gcc/fortran/interface.cc b/gcc/fortran/interface.cc index 73799c175b7..7d8eeda5a99 100644 --- a/gcc/fortran/interface.cc +++ b/gcc/fortran/interface.cc @@ -1334,6 +1334,12 @@ gfc_check_dummy_characteristics (gfc_symbol *s1, gfc_symbol *s2, if (s1 == NULL || s2 == NULL) return s1 == s2 ? true : false; + if (s1->attr.proc == PROC_ST_FUNCTION || s2->attr.proc == PROC_ST_FUNCTION) + { + strncpy (errmsg, "Statement function", err_len); + return false; + } + /* Check type and rank. */ if (type_must_agree) { diff --git a/gcc/testsuite/gfortran.dg/pr107995.f90 b/gcc/testsuite/gfortran.dg/pr107995.f90 new file mode 100644 index 00000000000..22e878630b8 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr107995.f90 @@ -0,0 +1,10 @@ +! { dg-do compile } +! PR fortran/107995 +! Contributed by G.Steinmetz + +program p + implicit none + integer :: n ! { dg-error "Self-referential argument" } + n(n) = 1 ! { dg-warning "Statement function" } + print *, n(n) ! { dg-error "Statement function" } +end