Adds a test with two annotated out params for the same method. (dotne…

…t/linker#2875) Test for https://github.com/dotnet/linker/issues/2874. Commit migrated from dotnet/linker@99f9233
dotnet · Aug 4, 2022 · 833d2ea · 833d2ea
1 parent 0e402c8
commit 833d2ea
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diff --git a/src/tools/illink/test/Mono.Linker.Tests.Cases/DataFlow/ByRefDataflow.cs b/src/tools/illink/test/Mono.Linker.Tests.Cases/DataFlow/ByRefDataflow.cs
@@ -34,6 +34,7 @@ public static void Main ()
 			PassRefToParameter (null);
 
 			PointerDereference.Test ();
+			MultipleOutRefsToField.Test ();
 		}
 
 		[Kept]
@@ -150,5 +151,41 @@ public static void Test ()
 				LocalStackAllocDeref (null);
 			}
 		}
+
+		[Kept]
+		class MultipleOutRefsToField
+		{
+			[Kept]
+			[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
+			[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
+			static Type _publicMethodsField;
+
+			[Kept]
+			[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
+			[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicProperties)]
+			static Type _publicPropertiesField;
+
+			[Kept]
+			static void TwoOutRefs (
+				[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
+				[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
+				out Type publicMethods,
+				[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
+				[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicProperties)]
+				out Type publicProperties)
+			{
+				publicMethods = null;
+				publicProperties = null;
+			}
+
+			[Kept]
+			// https://github.com/dotnet/linker/issues/2874
+			[ExpectedWarning ("IL2069", ProducedBy = ProducedBy.Trimmer)]
+			[ExpectedWarning ("IL2069", ProducedBy = ProducedBy.Trimmer)]
+			public static void Test ()
+			{
+				TwoOutRefs (out _publicMethodsField, out _publicPropertiesField);
+			}
+		}
 	}
 }
diff --git a/src/tools/illink/test/Mono.Linker.Tests.Cases/DataFlow/MethodByRefParameterDataFlow.cs b/src/tools/illink/test/Mono.Linker.Tests.Cases/DataFlow/MethodByRefParameterDataFlow.cs
@@ -190,6 +190,7 @@ class TestType
 		{
 		}
 
+		#region InheritsFromType
 		class InheritsFromType : Type
 		{
 			public void MethodWithRefAndImplicitThis ([DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)] ref Type type1,
@@ -368,5 +369,6 @@ protected override bool IsPrimitiveImpl ()
 				throw new NotImplementedException ();
 			}
 		}
+		#endregion
 	}
 }