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From: "anlauf at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/103392] [9/10/11/12 Regression] ICE in simplify_bound,
 at fortran/simplify.c:4273
Date: Tue, 23 Nov 2021 19:47:59 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103392

anlauf at gcc dot gnu.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2021-11-23
                 CC|                            |anlauf at gcc dot gnu.org

--- Comment #2 from anlauf at gcc dot gnu.org ---
Confirmed.

Tentative patch:

diff --git a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c
index 6a6b3fbd037..477fd095b2d 100644
--- a/gcc/fortran/simplify.c
+++ b/gcc/fortran/simplify.c
@@ -4266,6 +4266,9 @@ simplify_bound (gfc_expr *array, gfc_expr *dim, gfc_e=
xpr
*kind, int upper)
             || (as->type =3D=3D AS_ASSUMED_SHAPE && upper)))
     return NULL;

+  if (gfc_expr_attr (array).allocatable || gfc_expr_attr (array).pointer)
+    return NULL;
+
   gcc_assert (!as
              || (as->type !=3D AS_DEFERRED
                  && array->expr_type =3D=3D EXPR_VARIABLE=