[PATCH] Adjust _Unwind_Word in unwind.h to version in libgcc.

[Andreas Schwab]

I see three uses of _Unwind_Word as a pointer: in
sysdeps/generic/unwind-dw2.c _Unwind_GetGR and _Unwind_SetGR and in
sysdeps/generic/unwind-pe.h read_uleb128.  Is the new definition correct
for them?

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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