[Issue 7942] Appending different string types corrupts memory

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=7942

--- Comment #12 from Vladimir Panteleev <thecybershadow at gmail.com> ---
Even though I don't think all O(n)s are equal, I don't disagree with yebblies
to the point where I'd object to accepting the code silently.

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