[Issue 12007] cartesianProduct doesn't work with ranges of immutables

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=12007

bearophile_hugs at eml.cc changed:

           What    |Removed                     |Added
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             Status|REOPENED                    |RESOLVED
         Resolution|---                         |FIXED

--- Comment #12 from bearophile_hugs at eml.cc ---
Fixed:
https://github.com/D-Programming-Language/phobos/pull/2276

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