Re: [PATCH] libmnl: Failed to build with clang, incompatible EXPORT_SYMBOL(x) macro

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On Thursday 2015-10-01 00:12, Pablo Neira Ayuso wrote:
>On Fri, Sep 25, 2015 at 11:07:45AM +0700, Neutron Soutmun wrote:
>> The EXPORT_SYMBOL(x) macro causes clang compile error and warning
>> messges:
>>   error,   "note: previous definition is here"
>>   warning, "warning: attribute declaration must precede definition
>>             [-Wignored-attributes]"
>>   See: [1]
>> 
>> This proposed patch has been prepared to fix this error which make the
>> EXPORT_SYMBOL macro define a precede definition of an attribute
>> declaration. This approach is both compatible with gcc and clang.
>
>We have more libraries using this approach, which resembles kernel
>coding. So we would need to update them all, which is a bit annoying.

If you use an export map (-Wl,--version-script=), you don't strictly
need to have any of the EXPORT_SYMBOL tags in the C source.
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