[Issue 11981] unittest 'host' deadlock

[d-bugmail at puremagic.com]

https://d.puremagic.com/issues/show_bug.cgi?id=11981



--- Comment #11 from Stanislav Blinov <stanislav.blinov at gmail.com> 2014-02-08 19:09:56 PST ---
Oh, I see. SIGUSR1 is being sent to a thread while it's being constructed. 

Either getStackBottom() or rt.tlsgc.init() call malloc(). When SIGUSR1 is
received it calls Thread.getThis(), and that TLS reference had not yet been
allocated, so it calls malloc() again and locks.

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