[Issue 15389] extern(C++) forward referencing problem

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15389

--- Comment #7 from github-bugzilla at puremagic.com ---
Commit pushed to master at https://github.com/D-Programming-Language/dmd

https://github.com/D-Programming-Language/dmd/commit/8399e29190a31746f695ae517cc28ec29806ae8a
Merge pull request #5330 from WalterBright/fix15389

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