================
Comment at: src/cxa_personality.cpp:1105
@@ +1104,3 @@
+ // Check the undocumented force unwinding behavior
+ const unsigned _US_FORCE_UNWIND = 8u;
+ bool is_force_unwinding = static_cast<unsigned>(state) & _US_FORCE_UNWIND;
----------------
Why not add this to the public interface in include/unwind.h? If we're matching
the behavior between gcc's unwinder, then perhaps it makes sense to 'advertise'
that fact.
================
Comment at: src/cxa_personality.cpp:1112
@@ -1106,1 +1111,3 @@
case _US_VIRTUAL_UNWIND_FRAME:
+ if (is_force_unwinding)
+ return continue_unwind(unwind_exception, context);
----------------
can the state ever be set to just _US_FORCE_UNWIND? Also, continue_unwind()
takes three parameters now... can you rebase this patch?
http://reviews.llvm.org/D7031
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