What's the current state of D?

[Frank Benoit]

Walter Bright schrieb:
> dsimcha wrote:
>> Exactly my feelings, but I'll add that the time to make huge, sweeping
>> changes
>> like the ones we're seeing now is before the language becomes
>> mainstream.  Once
>> the language has a large base of crufty production code that nobody still
>> understands and can fix quickly and easily when the language changes,
>> it becomes
>> much harder to make these kinds of changes.
> 
> Yes.
> 
> The next D2 update will have one such change, which has been planned for
> maybe the past year. All static and global variables will default to
> being thread local (instead of being implicitly shared). Doing this is
> disruptive, but is critical to credibly supporting multithreaded
> programming.
> 
> In testing this out, I've uncovered at least a dozen implicit sharing
> bugs in Phobos. I think this change will have a big payoff for
> multithreaded code.

can you allow "shared" or "__gshared" in D1 as do-nothing keywords? That
will make it more easy to write code that compiles for D1 and D2.
Or is there a trick to accomplish this?