Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0173-2.cs

@@ -0,0 +1,9 @@
+// CS0173: Type of conditional expression cannot be determined because there is no implicit conversion between `int' and `null'
+// Line: 29
+
+public class MainClass {
+        public static void Main() {
+                bool result = false;
+                System.Console.WriteLine (result ? 1 : null);
+	}
+}