[Issue 12420] [AA] Can't set associative array with array as key value using key type

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=12420

--- Comment #14 from Walter Bright <bugzilla at digitalmars.com> ---
https://github.com/D-Programming-Language/dmd/pull/4835

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