[Bug 58755] 16-bit applications crash under new wow64 on some processors

[WineHQ Bugzilla]

http://bugs.winehq.org/show_bug.cgi?id=58755

--- Comment #13 from Alexandre Julliard <julliard(a)winehq.org> ---
(In reply to Zeb Figura from comment #8)
> I actually ended up partially debugging this. The problem is that Wine
> sometimes does WCB16_REGS calls with a zeroed context, so it sets zero %fs
> and %gs. Some CPUs crash when %gs is zero even in 64-bit mode, mine included.

Thank you for looking into this!

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