From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2071) id C2D073884F24; Wed, 24 Aug 2022 18:18:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C2D073884F24 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1661365101; bh=WZys1bW9DQgamXNEyotidZ9B4/Ar/fQueaUoB7v9W58=; h=From:To:Subject:Date:From; b=vabJORQeGlFGHwfi9bpLFo9fk4iXqxJQicD7H0GcksLx/AVu/J+erhZ995EIxuide ImxKQCPz+kMhskfzqyZFZ2563+noZOs2yNM30ng8cFGnLY04GNnR+8bG5Yt3ioU4MK xaM0yxpJJsS6RFhEpmo96nHIMSiCScu0cfNhDjHk= 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 r13-2177] Fortran: improve error recovery while simplifying size of bad array [PR103694] X-Act-Checkin: gcc X-Git-Author: Harald Anlauf X-Git-Refname: refs/heads/master X-Git-Oldrev: 530f80451a9e76896a0294e0f4bd59baff1ac27f X-Git-Newrev: 55d8c5409325001c89c35c3d04d425dec9127146 Message-Id: <20220824181821.C2D073884F24@sourceware.org> Date: Wed, 24 Aug 2022 18:18:21 +0000 (GMT) List-Id: https://gcc.gnu.org/g:55d8c5409325001c89c35c3d04d425dec9127146 commit r13-2177-g55d8c5409325001c89c35c3d04d425dec9127146 Author: Harald Anlauf Date: Tue Aug 23 22:16:14 2022 +0200 Fortran: improve error recovery while simplifying size of bad array [PR103694] gcc/fortran/ChangeLog: PR fortran/103694 * simplify.cc (simplify_size): The size expression of an array cannot be simplified if an error occurs while resolving the array spec. gcc/testsuite/ChangeLog: PR fortran/103694 * gfortran.dg/pr103694.f90: New test. Diff: --- gcc/fortran/simplify.cc | 5 +++-- gcc/testsuite/gfortran.dg/pr103694.f90 | 11 +++++++++++ 2 files changed, 14 insertions(+), 2 deletions(-) diff --git a/gcc/fortran/simplify.cc b/gcc/fortran/simplify.cc index f992c31e5d7..bc178d54891 100644 --- a/gcc/fortran/simplify.cc +++ b/gcc/fortran/simplify.cc @@ -7536,8 +7536,9 @@ simplify_size (gfc_expr *array, gfc_expr *dim, int k) } for (ref = array->ref; ref; ref = ref->next) - if (ref->type == REF_ARRAY && ref->u.ar.as) - gfc_resolve_array_spec (ref->u.ar.as, 0); + if (ref->type == REF_ARRAY && ref->u.ar.as + && !gfc_resolve_array_spec (ref->u.ar.as, 0)) + return NULL; if (dim == NULL) { diff --git a/gcc/testsuite/gfortran.dg/pr103694.f90 b/gcc/testsuite/gfortran.dg/pr103694.f90 new file mode 100644 index 00000000000..3ed8b2088da --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr103694.f90 @@ -0,0 +1,11 @@ +! { dg-do compile } +! PR fortran/103694 - ICE in gfc_conv_expr_op +! Contributed by G.Steinmetz + +subroutine s + type t + integer :: a(2) + end type + type(t) :: x((0.)/0) + integer :: n = size(x(1)%a) ! { dg-error "does not reduce to a constant expression" } +end