Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0455-6.cs

@@ -0,0 +1,18 @@
+// CS0455: Type parameter `T3' inherits conflicting constraints `X' and `Y'
+// Line: 15
+
+class X
+{
+}
+
+class Y
+{
+}
+
+class C<T1, T2, T3, T4>
+	where T1 : X
+	where T2 : T1
+	where T3 : Y, T4
+	where T4 : T2
+{
+}