undefined reference to `copysignl' with uclibc on powerpc

[Khem Raj]

On Wed, Sep 29, 2010 at 9:26 AM, Arnaud Lacombe <lacombar@gmail.com> wrote:
> Hi,
>
> On Wed, Sep 29, 2010 at 12:07 PM, Yann E. MORIN
> <yann.morin.1998@anciens.enib.fr> wrote:
>> All,
>>
>> On Wednesday 29 September 2010 18:00:58 Doug Crawford wrote:
>>> I have this error in the libgomp configure.log when building gcc 4.5.1 with
>>> uclibc for powerpc.  From an earlier post I believe the issue is copysignl is
>>> defined in libm rather than libc for uclibc.  But, I did not see any
>>> resolution.  Does anybody have a suggestion for this problem?
>>
>> Please see: http://gcc.gnu.org/ml/gcc-patches/2008-10/msg00237.html
>> The patch has not been ported to gcc-4.5 yet.
>>
> Should I point out that the patch you refer to has been withdrawn by
> its author nearly 2 years ago ?
>
> I guess that more time has been spent trying bogus fixes on that issue
> than understanding the subsystem involved and fixing it for real.

its been understood and there is a suggestion to fix
it in right way

http://gcc.gnu.org/ml/gcc-patches/2008-10/msg00292.html

If you have interest and time feel free to give it
a try.


-Khem

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