[Issue 15715] [ndslice] rangeHasMutableElements is not defined

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15715

--- Comment #1 from github-bugzilla at puremagic.com ---
Commits pushed to master at https://github.com/D-Programming-Language/phobos

https://github.com/D-Programming-Language/phobos/commit/9b8a297690a3215f45eda60991c01d39c76f4389
fix issue 15715

https://github.com/D-Programming-Language/phobos/commit/21bc3217820de8af5e8790703b43115f86710d50
Merge pull request #4017 from 9il/mir2

[ndslice] fix issues 15714 and 15715

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