[Issue 12666] @nogc std.array.front, popFront, and more

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=12666

--- Comment #5 from github-bugzilla at puremagic.com ---
Commit pushed to dmd-cxx at https://github.com/dlang/phobos

https://github.com/dlang/phobos/commit/0842fc7841b9c3db558681717c2d8b4da1479ce6
@nogc for std.range.primitives.{empty,save,popFront,popBack,front,back}

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