[Issue 21337] join can iterates ranges multiple times

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21337

--- Comment #3 from Dlang Bot <dlang-bot at dlang.rocks> ---
dlang/phobos pull request #7692 "merge stable" was merged into master:

- 10e862b458fe1b359ab050a08c8f4777a4c3cf7e by Richard Manthorpe:
  Fix Issue 21337: Join can iterate ranges multiple times

https://github.com/dlang/phobos/pull/7692

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