[Issue 16566] hasLength should enforce that length has type size_t

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=16566

--- Comment #8 from github-bugzilla at puremagic.com ---
Commit pushed to dmd-cxx at https://github.com/dlang/phobos

https://github.com/dlang/phobos/commit/72f395084373b8c15518def33216485301e8de8a
Fix Issue 16566 - hasLength should enforce that length has type size_t

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