From 904e2513a6a1f981636cd748f94561434fa1a01f Mon Sep 17 00:00:00 2001
From: 2881099 <2881099@qq.com>
Date: Tue, 8 Nov 2022 19:35:47 +0800
Subject: [PATCH] =?UTF-8?q?-=20=E4=BC=98=E5=8C=96=20=E8=A1=A8=E8=BE=BE?=
 =?UTF-8?q?=E5=BC=8F=E6=A0=91=E8=A7=A3=E6=9E=90=20w=20=3D>=20(w=20as=20TBa?=
 =?UTF-8?q?se).Id=EF=BC=9B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 FreeSql/Internal/CommonExpression.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/FreeSql/Internal/CommonExpression.cs b/FreeSql/Internal/CommonExpression.cs
index 1f295768..c709a5a9 100644
--- a/FreeSql/Internal/CommonExpression.cs
+++ b/FreeSql/Internal/CommonExpression.cs
@@ -1695,7 +1695,7 @@ namespace FreeSql.Internal
                                 if (oper2.NodeType == ExpressionType.Parameter)
                                 {
                                     var oper2Parm = oper2 as ParameterExpression;
-                                    expStack.Push(exp2.Type.IsAbstract || exp2.Type.IsInterface ? oper2Parm : Expression.Parameter(exp2.Type, oper2Parm.Name));
+                                    expStack.Push(exp2.Type.IsAbstract || exp2.Type.IsInterface || exp2.Type.IsAssignableFrom(oper2Parm.Type) ? oper2Parm : Expression.Parameter(exp2.Type, oper2Parm.Name));
                                 }
                                 else
                                     expStack.Push(oper2);