mcs/errors/cs0458-10.cs

   1 // CS0458: The result of the expression is always `null' of type `bool?'
   2 // Line: 8
   3 // Compiler options: -warnaserror -warn:2
   4
   5 class C
   6 {
   7         static void Foo()
   8         {
   9                 bool? b = false | null;
  10         }
  11 }