Re: -z defs linker flag activated in Fedora rawhide

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On 2018-01-25, Petr Pisar <ppisar@xxxxxxxxxx> wrote:
> On 2018-01-25, Daniel P  Berrangé <berrange@xxxxxxxxxx> wrote:
>> Not neccessarily - with perl, the APIs used by extensions are actually
>> in libperl.so, not /usr/bin/perl, and the extensions link to libperl.so
>> So perl binary modules ought to still build without undefined symbols,
>> as IIUC they're not relying on things in /usr/bin/perl
>>
> Perl fails too
><https://kojipkgs.fedoraproject.org/work/tasks/5805/24425805/build.log>.
>
> While extensions link to libperl.so that itself links to libpthread.so
> that defines pthread_getspecific symbol, the extensions linking fails
> because they use dTHX macro, provided by included thread.h via perl.h,
> that expands to pthread_getspecific.
>
Fixed in perl-5.26.1-405.fc28. Since now all binary extensions will be
linked with -lpthread.

-- Petr
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