[Patch] PR target/27880, _Unwind_GetIPInfo, 4.2/4.3/4.3 regression

[Paolo Carlini]

Steve Ellcey wrote:
> I submitted it once before looking for comments and got some feedback
> from Paolo and Mark saying that it looked OK but it wasn't clear that
> either of those constituted an actual approval so I wanted to send it
> out again and ask.
>   
As far as the libstdc++-v3 bits are concerned, it is (was) an approval,
indeed.
> At Paolo's suggestion I changed this patch from the previous submission
> to include a change to libstdc++-v3/configure.ac in order to call
> GCC_CHECK_UNWIND_GETIPINFO on native and cross builds instead of just
> for native builds since it will now work for both.
>   
Excellent, many thanks again.

Paolo.