Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0034-4.cs

@@ -0,0 +1,26 @@
+// CS0034: Operator `==' is ambiguous on operands of type `A' and `A'
+// Line: 36
+
+using System;
+
+struct A
+{
+	public static implicit operator string (A c)
+	{
+		return null;
+	}
+
+	public static implicit operator Delegate (A c)
+	{
+		return null;
+	}
+}
+
+
+class Program
+{
+	public static void Main ()
+	{
+		bool b = new A () == new A ();
+	}
+}