mcs/tests/test-406.cs

   1 // Compiler options: -unsafe
   2
   3 //
   4 // This tests excercises the compound assignment when the left side
   5 // is an dereference operator.
   6 //
   7 using System;
   8 namespace TestCase {
   9         public unsafe class Test {
  10                 static int Main(string[] args) {
  11                         uint[] uArr = {0, 200};
  12                         uint[] uArr2 = {0, 200};
  13
  14                         fixed (uint* u = uArr, u2 = uArr2) {
  15                                 if (DoOp (u) != 100)
  16                                         return 1;
  17
  18                                 if (uArr [0] != 100)
  19                                         return 2;
  20
  21                                 if (uArr [1] != 200)
  22                                         return 3;
  23
  24                                 if (DoOp2 (u2) != 100)
  25                                         return 4;
  26
  27                                 if (uArr2 [0] != 100)
  28                                         return 5;
  29
  30                                 if (uArr2 [1] != 200)
  31                                         return 6;
  32                         }
  33
  34                         return 0;
  35                 }
  36
  37                 private static uint DoOp (uint *u) {
  38                         return *(u) += 100;
  39                 }
  40
  41                 private static uint DoOp2 (uint *u) {
  42                         *(u) += 100;
  43                         return *u;
  44                 }
  45
  46         }
  47 }
  48