[Issue 7177] $ should forward to length by default

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=7177



--- Comment #15 from Kenji Hara <k.hara.pg at gmail.com> 2013-03-21 07:50:48 PDT ---
(In reply to comment #14)
> Another example is int[int]:
> 
> int[int] x;
> x[1] = 14;
> x[100] = 42;
> assert(x[$-1] == 14);

That's a strong case. If compiler tries to translate $ to length automatically,
library AA implementation will become impossible.

I'll close my pull request.

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