From ed9cd5911418a426df1a5a20018e841bd81f8b6e Mon Sep 17 00:00:00 2001
From: Michael Tautschnig <tautschn@amazon.com>
Date: Wed, 9 Jul 2025 20:48:58 +0000
Subject: [PATCH] Simplifier: do not create extractbits with pointer type

This is a fix-up for 525c23dc7ce: we must not remove typecasts towards
pointers when the operand is extractbits as our back-ends do not support
extractbits with pointer type.
---
 src/util/simplify_expr.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/simplify_expr.cpp b/src/util/simplify_expr.cpp
index 18b2cf3fa8c..2c3595b5e65 100644
--- a/src/util/simplify_expr.cpp
+++ b/src/util/simplify_expr.cpp
@@ -1342,7 +1342,7 @@ simplify_exprt::simplify_typecast(const typecast_exprt &expr)
   else if(auto extractbits = expr_try_dynamic_cast<extractbits_exprt>(operand))
   {
     if(
-      can_cast_type<bitvector_typet>(expr_type) &&
+      can_cast_type<bitvector_typet>(expr_type) && expr_type_id != ID_pointer &&
       can_cast_type<bitvector_typet>(operand.type()) &&
       to_bitvector_type(expr_type).get_width() ==
         to_bitvector_type(operand.type()).get_width())