D-Programming-Language/phobos — pull request #2615 by braddr (2014-10-15 09:55:32+00:00)
Title: Make cycle(staticarray) @safe

Change cycle's implementation for static arrays to use a slice over
the static array rather than pointers and pointer indexing. Costs
an extra word (that's unused in non-bounds-checking mode) but
gains checkable @safe-ty.