Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-200.cs

@@ -0,0 +1,27 @@
+class Test
+{
+
+ public static T QueryInterface<T>(object val)
+   where T : class
+ {
+     if (val == null)
+         return null;
+
+     // First, see if the given object can be directly cast
+     // to the requested type.  This will be a common case,
+     // especially when checking for standard behavior interface
+     // implementations (like IXrcDataElement).
+     T tval = val as T;
+     if (tval != null)
+         return tval;
+
+     // ... rest of method unimportant and omitted ...
+     return null;
+ }
+}
+
+class Driver
+{
+ public static void Main () {}
+}
+