[Issue 19288] memory corruption in attached threads

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19288

--- Comment #4 from Mihails Strasuns <mihails.strasuns at gmail.com> ---
Sub-issue #1 https://issues.dlang.org/show_bug.cgi?id=19313

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