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Date:      Tue, 19 Jan 2016 21:33:29 +0000
From:      bugzilla-noreply@freebsd.org
To:        freebsd-bugs@FreeBSD.org
Subject:   [Bug 206384] llvm libunwind segfaults while building lang/polyml
Message-ID:  <bug-206384-8-f6eVoLrYfz@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-206384-8@https.bugs.freebsd.org/bugzilla/>
References:  <bug-206384-8@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D206384

--- Comment #3 from Ed Maste <emaste@freebsd.org> ---
By comparison, the equivalent struct in the GCC unwinder:

(lldb) p sizeof(_Unwind_FrameState)
(unsigned long) $3 =3D 384

as it has storage for only 18 registers:

(lldb) p sizeof(fs.regs.reg) / sizeof(fs.regs.reg[0])
(unsigned long) $9 =3D 18

while LLVM's libunwind has storage for:
kMaxRegisterNumber =3D 120

--=20
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