Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0199.cs

@@ -0,0 +1,22 @@
+// CS0199: A static readonly field `ClassMain.index' cannot be passed ref or out (except in a static constructor)
+// Line: 19
+
+class ClassMain {
+        static readonly int index;
+
+        static ClassMain ()
+        {
+                GetMaxIndex (ref index);
+        }
+
+        static void GetMaxIndex (ref int value)
+        {
+                value = 5;
+        }
+
+        public static void Main ()
+        {
+                GetMaxIndex (ref index);
+        }
+}
+