"in" everywhere

[Tomek Sowiński]

Simen kjaeraas napisał:

> Tomek Sowiński <just at ask.me> wrote:
>> Even if the attribute properties could see the arguments, how to deal
>> with things like
>> lhs.length + rhs.length? It has to be inspectable at compile-time. One
>> idea is to store the
>> expression's abstract syntax tree (we want AST macros in D3 anyway)...
>> But I got a feeling
>> we're heading for an overkill :)
> 
> Just as soon as we solve the halting problem, eh?

What's the halting problem?

-- 
Tomek