// Compiler options: -langversion:6 using System; using static A.B.X; using static A.C.X; namespace A.B { static class X { public static int Test (object o) { return 1; } } } namespace A.C { static class X { public static int Test (T o) { if (typeof (T) != typeof (object)) return -1; return 2; } } } namespace C { class M { public static int Main () { if (Test ("") != 2) return 1; return 0; } } }