Fix breakage of ARM EABI EH unwinding code.

[Daniel Jacobowitz]

On Wed, May 23, 2007 at 09:58:35PM +0100, Richard Earnshaw wrote:
> The C++ libraries for arm-eabi port have been unbuildable since Jason
> checked in his foreign exceptions unwinding patch on May 7th.  This
> patch fixes the problems by adding the appropriate functionality to the
> __cxa_type_match routine (the ARM unwinder model currently doesn't
> support forced unwinding -- an ongoing issue for the ABI).

But the implementation of that ABI (with some flexibility) in GCC does
support forced unwinding - I guess that does not provide whatever it
is that we would need here?

(As you can tell, despite the amount of work I've done on unwinding,
I'm exception-ignorant.)

-- 
Daniel Jacobowitz
CodeSourcery