mcs/errors/cs8122.cs

   1 // CS8122: An expression tree cannot contain a pattern matching operator
   2 // Line: 12
   3
   4 using System;
   5 using System.Linq.Expressions;
   6
   7 class X
   8 {
   9         public static void Main ()
  10         {
  11                 object o = 1;
  12                 Expression<Func<bool>> e = () => o is int y;
  13         }
  14 }