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[Bug target/48097] new Throw_2 failures in libjava under Xcode 4.0
- From: "iains at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 18 Mar 2011 08:32:48 +0000
- Subject: [Bug target/48097] new Throw_2 failures in libjava under Xcode 4.0
- Auto-submitted: auto-generated
- References: <bug-48097-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48097
--- Comment #6 from Iain Sandoe <iains at gcc dot gnu.org> 2011-03-18 08:32:39 UTC ---
(In reply to comment #5)
> That's something that has been fixed in PR26208 by adding S modifier for signal
> frames and introducing _Unwind_GetIPInfo. So, if Apple unwinder has that
> function, it is just a matter of making sure signal frames are marked and such
> (or MD_FALLBACK_FRAME_STATE_FOR in the unwinder handles it).
> If it doesn't have that entry point and you can't switch to a newer unwinder,
> you are out of luck.
Dawin's (Darwin 8, 9) unwinder is essentially from gcc_s at the time the system
was released;
Darwin 10's unwinder does the same as Darwin 9.
we have _Unwind_GetIPInfo on systems >= Darwin 9.