ATI radeon 3450 with new xorg

[Dimitry Andric]

On 28 Jul 2014, at 22:09, Dimitry Andric <dim at freebsd.org> wrote:
> On 23 Jul 2014, at 09:35, Jean-Sébastien Pédron <jean-sebastien.pedron at dumbbell.fr> wrote:
...
>> The bug is described here:
>> http://llvm.org/bugs/show_bug.cgi?id=19778
>> 
>> I add Dimitry into the loop: Dimitry, do you have any news for this
>> Clang bug?
> 
> I haven't seen any updates from upstream on this bug.  I will try again
> to get some attention, but in the mean time, I propose the workaround
> patch which I have attached.  This simply avoids the duplicate symbol
> definitions, and makes the libglapi port work with clang.
> 
> The resulting assembly output looks the same in the places that count,
> but I do not have the proper hardware to test if the libglapi support
> really works as expected.  Can somebody with actual GL hardware please
> verify that it doesn't blow up?

Here is an updated diff, which produces the same @GOTOFF accesses as
were generated by gcc originally, by marking the symbols as hidden.

This should work for both clang and gcc (base or ports).

-Dimitry
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