[Mono-list] Bug related to operator += and instance fields

[Brice Carpentier]

Rodolfo Campero wrote:

> Hello everybody,

Hi

>
> I've found a bug, but I'm not sure about how to report it (I mean I 
> can't find a suitable subject and other info):
>
> The following source code compiles but its execution results in 
> incorrect behavior:
>
> <code>
> using System;
> namespace Test {
>  public class A {
>    public static void Main () {
>      A a = new A ();

I'm not sure...but isn't that a bit weird to put the previous line in 
A's constructor ?
I dunno a lot about C# so I may be wrong, of course.
I think doing that you enter a recursive infinit loop.

>      a.Test ();
>    }
>
>    public void Test ()
>    {
>      A a = new A ();

Same comment...

>      // the following is the problematic line
>      _intValue += a.Value + a.Value / 2;
>      Console.WriteLine (_intValue);
>    }
>
>    private int _intValue;
>    public readonly int Value = 100;
>  }
> }
> </code>
>
> The actual result is 50 but I think it should be 150.
>
> I need someone to give me instructions about the affected product 
> (Mono/Compilers or Mono/Runtime or ...) and a suitable subject if 
> possible, or to tell me that this is not a bug and I'm plain wrong :-)
>
> If someone can file the bug report for me it's ok too.
>
> TIA,
>
> Rodolfo
>
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Sincerely yours,

-- 
Brice Carpentier aka Br|ce