mcs/errors/cs0136-6.cs

   1 // CS0136: A local variable named `s' cannot be declared in this scope because it would give a different meaning to `s', which is already used in a `parent or current' scope to denote something else
   2 // Line: 11
   3
   4 using System;
   5
   6 class X
   7 {
   8         void Test2 (object o)
   9         {
  10                 if (o is ValueType s) {
  11                         if (o is long s) {
  12                                 Console.WriteLine (s);
  13                         }
  14                 }
  15         }
  16 }