The glibc LE powerpc support

[Adhemerval Zanella]

On 10/04/2013 12:49 PM, Joseph S. Myers wrote:
> On Fri, 4 Oct 2013, Steven Munroe wrote:
>
>>> Is the LE support intended to work for 32-bit, or only for 64-bit?  If 
>>> it's meant to work for 32-bit, you should also ensure that 
>>> libc_cv_gcc_unwind_find_fde=yes is *not* set in that case, as that's only 
>>> for backwards binary compatibility.  If not, make sure it's disallowed for 
>>> 32-bit at configure time.
>>>
>> There are no plans for IBM to support PPC32 for LE at this time.
> Thanks.  Then a simple configure check with AC_MSG_ERROR([little-endian 
> powerpc32 not supported]) will be a good idea to detect any attempts to 
> build such a configuration at as early a build stage as possible, and to 
> make clear there isn't any supported ABI for that combination (so that if 
> support for it were added in future it might have different symbol 
> versions, for example).
>
I'll work on adding this checking and also on update the NEWS file.