Fixed an issue where the "CopilotQueriedScopeMention" type in "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\Common7\IDE\CommonExtensions\Microsoft\Microsoft.VisualStudio.Copilot.Contracts\Microsoft.VisualStudio.Copilot.dll" could not be decompiled correctly after expanding the judgment logic of IsPrimaryConstructor.

ICSharpCode.Decompiler/CSharp/RecordDecompiler.cs

@@ -293,8 +293,8 @@ namespace ICSharpCode.Decompiler.CSharp
 				for (int i = 0; i < method.Parameters.Count; i++)
 				{
 					var param = unspecializedMethod.Parameters[i];
-					//var backingMember = backingMembers.Find(x => x.Name == param.Name);
-					var backingMember = backingMembers.Count > i ? backingMembers[i] : null;
+					var backingMember = backingMembers.Find(x => x.Name == param.Name);
+					//var backingMember = backingMembers.Count > i ? backingMembers[i] : null;
 					if (backingMember != null)
 					{
 						primaryCtorParameterToAutoPropertyOrBackingField.Add(param, backingMember);

ICSharpCode.Decompiler/CSharp/Transforms/TransformFieldAndConstructorInitializers.cs

@@ -227,10 +227,7 @@ namespace ICSharpCode.Decompiler.CSharp.Transforms
 					var v = initializer.Annotation<ILVariableResolveResult>()?.Variable;
 					if (v?.Kind == IL.VariableKind.Parameter)
 					{
-						// remove record ctor parameter assignments
-						if (!IsPropertyDeclaredByPrimaryCtor(fieldOrPropertyOrEvent, record))
-							break;
-						isStructPrimaryCtor = true;
+						isStructPrimaryCtor = record?.PrimaryConstructor != null;
 						if (fieldOrPropertyOrEvent is IField f)
 							fieldToVariableMap.Add(f, v);
 					}
@@ -282,23 +279,6 @@ namespace ICSharpCode.Decompiler.CSharp.Transforms
 			}
 		}
 
-		bool IsPropertyDeclaredByPrimaryCtor(IMember m, RecordDecompiler record)
-		{
-			if (record == null)
-				return false;
-			switch (m)
-			{
-				case IProperty p:
-					return record.IsPropertyDeclaredByPrimaryConstructor(p);
-				case IField f:
-					return record.PrimaryConstructor != null;
-				case IEvent e:
-					return record.PrimaryConstructor != null;
-				default:
-					return false;
-			}
-		}
-
 		void RemoveSingleEmptyConstructor(IEnumerable<AstNode> members, ITypeDefinition contextTypeDefinition)
 		{
 			// if we're outside of a type definition skip this altogether