mcs/tests/gtest-391.cs

   1 using System;
   2
   3 class C
   4 {
   5         bool Test_1 ()
   6         {
   7                 bool? xx = null;
   8                 return xx ?? true;
   9         }
  10
  11         public static int Main ()
  12         {
  13                 string a = null;
  14                 string b = null ?? "a";
  15                 if (b != "a")
  16                         return 1;
  17
  18                 int? i = null ?? null;
  19                 if (i != null)
  20                         return 2;
  21
  22                 object z = a ?? null;
  23                 if (i != null)
  24                         return 3;
  25
  26                 string p = default (string) ?? "a";
  27                 if (p != "a")
  28                         return 4;
  29
  30                 string p2 = "x" ?? "a";
  31                 if (p2 != "x")
  32                         return 5;
  33
  34                 return 0;
  35         }
  36 }