From e44cd71363ca883a668973b573e53adfa0bec055 Mon Sep 17 00:00:00 2001
From: Michael Ganss <michael@ganss.org>
Date: Tue, 12 Nov 2024 20:43:38 +0100
Subject: [PATCH] Fix #531

---
 .../xsd/simple/any.xsd                        | 71 ++++++++++++-------
 XmlSchemaClassGenerator/ModelBuilder.cs       |  2 +-
 2 files changed, 45 insertions(+), 28 deletions(-)

diff --git a/XmlSchemaClassGenerator.Tests/xsd/simple/any.xsd b/XmlSchemaClassGenerator.Tests/xsd/simple/any.xsd
index 7b0ae60a..b84a0cb9 100644
--- a/XmlSchemaClassGenerator.Tests/xsd/simple/any.xsd
+++ b/XmlSchemaClassGenerator.Tests/xsd/simple/any.xsd
@@ -7,31 +7,48 @@
     xmlns:mstns="http://tempuri.org/default.xsd"
     xmlns:xs="http://www.w3.org/2001/XMLSchema"
 >
-  <xs:complexType name="AnyTest_ExtendedString">
-    <xs:simpleContent>
-      <xs:extension base="xs:string">
-         <xs:anyAttribute namespace="##any" processContents="lax"/>
-      </xs:extension>
-    </xs:simpleContent>
-  </xs:complexType>
-  
-  <xs:complexType name="AnyTest_Type">
-    <xs:sequence/>
-    <xs:anyAttribute namespace="##any" processContents="lax"/>
-  </xs:complexType>
-  
-  <xs:complexType name="AnyTest_ExtendedTypeWithAnyAttr">
-    <xs:complexContent>
-      <xs:extension base="AnyTest_Type">
-        <xs:anyAttribute namespace="##any" processContents="lax"/>
-      </xs:extension>
-    </xs:complexContent>
-  </xs:complexType>
-  
-  <xs:complexType name="AnyTest_ExtendedTypeWithoutAnyAttr">
-    <xs:complexContent>
-      <xs:extension base="AnyTest_Type" />
-    </xs:complexContent>
-  </xs:complexType>    
-  
+	<xs:complexType name="AnyTest_ExtendedString">
+		<xs:simpleContent>
+			<xs:extension base="xs:string">
+				<xs:anyAttribute namespace="##any" processContents="lax"/>
+			</xs:extension>
+		</xs:simpleContent>
+	</xs:complexType>
+
+	<xs:complexType name="AnyTest_Type">
+		<xs:sequence/>
+		<xs:anyAttribute namespace="##any" processContents="lax"/>
+	</xs:complexType>
+
+	<xs:complexType name="AnyTest_ExtendedTypeWithAnyAttr">
+		<xs:complexContent>
+			<xs:extension base="AnyTest_Type">
+				<xs:anyAttribute namespace="##any" processContents="lax"/>
+			</xs:extension>
+		</xs:complexContent>
+	</xs:complexType>
+
+	<xs:complexType name="AnyTest_ExtendedTypeWithoutAnyAttr">
+		<xs:complexContent>
+			<xs:extension base="AnyTest_Type" />
+		</xs:complexContent>
+	</xs:complexType>
+
+	<xs:complexType name="SaleType">
+		<xs:attributeGroup ref="myAnyAttribute" />
+	</xs:complexType>
+
+	<xs:attributeGroup name="myAnyAttribute">
+		<xs:anyAttribute namespace="##other" />
+	</xs:attributeGroup>
+
+	<xs:complexType name="StockTypeBase" />
+	<xs:complexType name="StockType1">
+		<xs:complexContent>
+			<xs:extension base="StockTypeBase">
+				<xs:anyAttribute namespace="##other" />
+			</xs:extension>
+		</xs:complexContent>
+	</xs:complexType>
+
 </xs:schema>
\ No newline at end of file
diff --git a/XmlSchemaClassGenerator/ModelBuilder.cs b/XmlSchemaClassGenerator/ModelBuilder.cs
index d186fa9e..8e15ad36 100644
--- a/XmlSchemaClassGenerator/ModelBuilder.cs
+++ b/XmlSchemaClassGenerator/ModelBuilder.cs
@@ -597,7 +597,7 @@ private TypeModel CreateTypeModel(XmlSchemaComplexType complexType)
                         if (baseType is not XmlSchemaComplexType baseComplexType)
                             continue;
 
-                        if (baseComplexType.AttributeWildcard != null)
+                        if (baseComplexType.QualifiedName != AnyType && baseComplexType.AttributeWildcard != null)
                         {
                             hasAnyAttribute = false;
                             break;