errors/cs1644-12.cs

   1 // CS1644: Feature `optional parameter' cannot be used because it is not part of the C# 2.0 language specification
   2 // Line: 7
   3 // Compiler options: -langversion:ISO-2
   4
   5 public class C
   6 {
   7         public C (int a = 0)
   8         {
   9         }
  10 }