DMD 1.021 and 2.004 releases

[Jascha Wetzel]

Jari-Matti Mäkelä wrote:
> Jascha Wetzel wrote:
> 
>> before, the lexical structure was context free because of nested
>> comments and floats of the form "[0-9]+\.". the latter can be matched
>> with regexps if they support lookaheads, though.
> 
> Nested comments don't necessarily need much more than a constant size
> counter, either.

it makes the lexer context free, though, and it therefore cannot be 
implemented with regular expressions only.

> Btw, is this a bug?
> 
> auto foo = q"EOS
> EOS
> EOS";
> 
> doesn't compile with dmd 2.004. Or is the " always supposed to follow \n +
> matching identifier?

yep, since a non-nesting delimiter may only appear twice.