undefined reference to `copysignl' with uclibc on powerpc

[Arnaud Lacombe]

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Should I point out that the patch you refer to has been withdrawn by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.

 - Arnaud

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