[generics.cs] test calling an interface, that's implemented by a generic value type

1 files changed, 36 insertions, 0 deletions

diff --git a/mono/mini/generics.cs b/mono/mini/generics.cs
index 9defe79f3cc..186fb90db91 100644
--- a/mono/mini/generics.cs
+++ b/mono/mini/generics.cs
@@ -233,6 +233,42 @@ class Tests
 		return 0;
 	}
 
+	interface NonGenericInterface {
+		int return_field ();
+	}
+
+	interface GenericInterface<T> : NonGenericInterface {
+		T not_used ();
+	}
+
+	struct ImplementGenericInterface<T> : GenericInterface<T> {
+		public Object padding1;
+		public Object padding2;
+		public Object padding3;
+		public T[] arr_t;
+
+		public ImplementGenericInterface (T[] arr_t) {
+			this.padding1 = null;
+			this.padding2 = null;
+			this.padding3 = null;
+			this.arr_t = arr_t;
+		}
+
+		public T not_used () {
+			return arr_t [0];
+		}
+
+		public int return_field () {
+			return arr_t.Length;
+		}
+	}
+
+	public static int test_8_struct_implements_generic_interface () {
+		int[] arr = {1, 2, 3, 4};
+		NonGenericInterface s = new ImplementGenericInterface<int> (arr);
+		return s.return_field () + s.return_field ();
+	}
+
 	[Category ("!INTERPRETER")]
 	public static int test_0_generic_get_value_optimization_vtype () {
 		TestStruct[] arr = new TestStruct[] { new TestStruct (100, 200), new TestStruct (300, 400) };