[build, doc, v3] Support Sun symbol versioning in libstdc++-v3, rev. 2

[IainS]

On 2 Jul 2010, at 13:22, Rainer Orth wrote:

> Paolo Carlini <paolo.carlini@oracle.com> writes:
>
>> On 07/02/2010 02:03 PM, IainS wrote:
>>> I've just got a bootstrap fail on  i686-apple-darwin9 with :
>>>
>>> make[3]: *** No rule to make target
>>> `/GCC/gcc-live-trunk/libssp/../contrib/make_sunver.pl', needed by
>>> `ssp.map-sun'.  Stop.
>>>
>>> same issue... or different?
>> Different, I would say: evidently you are simply missing  
>> make_sunver.pl,
>> which you can easily get with an svn update.
>
> The file should have been committed with the libstdc++ sunver patch,
> which went in before the libssp one, but somehow escaped me.  I've
> comitted as soon as I noticed.
>
> On the other hand, that script should only be used if
> LIBSSP_USE_SYMVER_SUN, which has no business being defined on Darwin.

indeed .

> Could you please check the configure output for `whether symbol
> versioning is supported'?  It should be no on Darwin.  Otherwise,  
> please
> have a look at libssp/config.log to see what's going on there.

bootstrap is running with 161706, do I need to apply the patch at:
http://gcc.gnu.org/ml/gcc-patches/2010-07/msg00131.html
?

cheers,
Iain