Fixed Stacklayout is not rendered when clip is applied and StackLayout placed child to the Border control in iOS/ Mac platform

src/Controls/tests/TestCases.HostApp/Issues/Issue33241.cs

@@ -0,0 +1,33 @@
+using Microsoft.Maui.Controls.Shapes;
+namespace Maui.Controls.Sample.Issues;
+
+[Issue(IssueTracker.Github, 33241, "StackLayout fails to render content while applying Clip, and the layout is placed inside a Border with Background", PlatformAffected.iOS | PlatformAffected.macOS)]
+public class Issue33241 : ContentPage
+{
+	public Issue33241()
+	{
+		var layout =
+    	new Border
+    	{
+        	Background = Colors.SkyBlue,
+        	Padding = 10,
+        	Content =
+            new Issue33241_CustomView
+            {
+                Background = Colors.Red,
+				AutomationId = "CustomView",
+                Padding = 10
+            }
+     	};
+		Content = layout;
+	}
+}
+
+public class Issue33241_CustomView : StackLayout
+{
+	protected override void OnSizeAllocated(double width, double height)
+	{
+		this.Clip = new RoundRectangleGeometry { Rect = new Rect(0, 0, width, height) };
+		base.OnSizeAllocated(width, height);
+	}
+}

src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue33241.cs

@@ -0,0 +1,22 @@
+using NUnit.Framework;
+using UITest.Appium;
+using UITest.Core;
+
+namespace Microsoft.Maui.TestCases.Tests.Issues;
+
+public class Issue33241 : _IssuesUITest
+{
+		public Issue33241(TestDevice testDevice) : base(testDevice)
+		{
+		}
+
+		public override string Issue => "StackLayout fails to render content while applying Clip, and the layout is placed inside a Border with Background";
+
+		[Test]
+		[Category(UITestCategories.Border)]
+		public void Issue33241Test()
+		{
+			App.WaitForElement("CustomView");
+			VerifyScreenshot();
+		}
+}

src/Core/src/Platform/iOS/WrapperView.cs

@@ -99,10 +99,15 @@ public override void LayoutSubviews()
 				return;
 
 			if (_borderView is not null)
+			{
 				BringSubviewToFront(_borderView);
+			}
+			else
+			{
+				this.Superview?.BringSubviewToFront(this);
+			}
 
 			var child = subviews[0];
-
 			child.Frame = Bounds;
 
 			if (MaskLayer is not null)