[Issue 13878] Appending to an array block with modified flags loses flag info

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13878

--- Comment #1 from Steven Schveighoffer <schveiguy at yahoo.com> ---
Oops, that should be GC.clrAttr(v.ptr, GC.BlkAttr.NO_SCAN);

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