[Issue 8155] Deprecate std.range.lockstep

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=8155



--- Comment #11 from bearophile_hugs at eml.cc 2013-06-28 13:57:42 PDT ---
(In reply to comment #10)

> Thanks for the useful hint :-)  In fact in the general case where I discovered
> this issue, the use case was more,
> 
>     foreach(i, ref x; lockstep(arrIndex, arr1))
>         x = i;
> 
> ... where arrIndex does not _necessarily_ contain the sequence 0, 1, 2, 3, 4,
> ...

Such cases are better solved using the copy() algorithm.

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