Re: Export AIX TLS symbols

On 11/24/2015 09:22 AM, Eric Blake wrote:
> On 11/05/2015 10:43 AM, David Edelsohn wrote:
>> TLS symbols in AIX display a new, different symbol type in nm output.
>> Libtool explicitly creates a list of exported symbols for AIX shared
>> libraries using nm and does not recognize the new TLS symbols, so
>> those symbols are not exported in AIX shared libraries.
>>
>> This is a regression for TLS support on AIX where TLS symbols or GCC
>> "emultls" symbols were listed as global data and exported.
>>
>> This patch updates libtool.m4 export_symbols_cmds for AIX in two
>> locations so that global symbols labeled with "L" for TLS are included
>> in the export list.
>>
>> * m4/libtool.m4 (export_symbols_cmds) [AIX]: Add global TLS "L" symbols.
>>

> I'm not an AIX expert, and have no way to test it, but the explanation
> is reasonable and I don't see how it can hurt (particularly since the
> two changes are under "aix[[4-9]]*)" case blocks).
> 
> I'll go ahead and push this patch (assuming my commit rights are still
> active) in 24 hours if no one speaks up to the contrary.

Pushed.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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