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[Bug network/16421] IN6_IS_ADDR_UNSPECIFIED can use undefined s6_addr32


http://sourceware.org/bugzilla/show_bug.cgi?id=16421

--- Comment #15 from Carlos O'Donell <carlos at redhat dot com> ---
On 02/04/2014 01:08 PM, alvarezp at alvarezp dot ods.org wrote:
>> Not an option. Please leave the __GNUC__ implementation for optimally
>> supporting those using GNU extensions.
> 
> Patch #1, the original one from Sebastien does exactly that.

Repost that patch to libc-alpha then for review.

>> The fix I'll accept is:
>>
>> - Unconditionally define __u6_* in the union.
>> - Fix all the macros.
>> - Test that.
> 
> By "fix all the macros", do you mean, rewrite them so they don't use statement
> expressions?

No, I mean fix them to use __u6_* in the union reference
so they operate independently of the public definitions
of the struct members.

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