On 09/08/16 05:59 AM, ⚛ wrote:
> On Mon, Aug 8, 2016 at 7:14 PM, Ian Romanick <i...@freedesktop.org> wrote:
>> On 08/08/2016 09:38 AM, ⚛ wrote:
>>> On Mon, Aug 8, 2016 at 6:22 PM, Ian Romanick <i...@freedesktop.org> wrote:
>>>> I'm pretty sure this breaks ABI.  Did you try using an unpatched libGL
>>>> with a patched *_dri.so (and vice-versa)?
>>>
>>> Can you be more specific?
>>
>> Eh... build Mesa.  Save the libGL and *_dri.so.  Apply patch.  Build
>> again.  Run applications with LD_PRELOAD and LIBGL_DRIVERS_PATH (or
>> EGL_DRIVERS_PATH) set to mix the old and new.
> 
> - The changes to the data structures in the patch do not necessarily
> imply that mixing-unpatched-patched libs will fail because the
> alignment of fields might stay the same.

Unless sizeof(bool) == sizeof(int), it would still break ABI at least on
big endian platforms.


-- 
Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer
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