Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/test-404.cs

@@ -0,0 +1,26 @@
+// Compiler options: -unsafe
+
+unsafe class X {
+	static int v;
+	static int v_calls;
+	
+	static int* get_v ()
+	{
+		v_calls++;
+	        fixed (int* ptr = &v)
+		{
+		    return ptr;
+		}
+	}
+	
+	public static int Main ()
+	{
+		if ((*get_v ())++ != 0)
+			return 1;
+		if (v != 1)
+			return 2;
+		if (v_calls != 1)
+			return 3;
+		return 0;
+	}
+}