D's greatest mistakes

[Steven Schveighoffer]

On Thu, 09 Dec 2010 12:07:28 -0500, Bruno Medeiros  
<brunodomedeiros+spam at com.gmail> wrote:

> On 29/11/2010 22:53, Walter Bright wrote:
>> Steven Schveighoffer wrote:
>>> Because we tried hard and failed != it's impossible.
>>
>> The source to DMD is there. Feel free to try! I spent months trying to
>> make it work, and I learned my lesson.
>
> Even without knowing anything about DMD internals, I would suspect that  
> to successfully make this change it would require (at least internally  
> in the compiler, but not necessarily in the D language itself) that  
> classes are treated as value types an not as references (similarly to  
> C++, where structs are the same as classes).

Michel Fortin has implemented it in the current compiler, see a later  
thread (const(Object)ref is here).

-Steve