[Mesa-dev] [Bug 43896] Mesa assembly breaks Super Meat Boy, Shank

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=43896

--- Comment #3 from Vadim <ptpzz at yandex.ru> 2011-12-17 05:40:34 PST ---
(In reply to comment #2)
> Sounds like a bug in the application to me. From the GLX 1.4 spec (though
> that's certainly not new in 1.4):
> 
> "A non-NULL return value for glXGetProcAddress does not guarantee that an
> extension function is actually supported at runtime. The client must also query
> glGetString() or glXQueryExtensionsString to determine if an extension is
> supported by a particular context."

I'm not sure what behaviour is correct. I relied on the the description of
glXGetProcAddress:
http://www.opengl.org/sdk/docs/man/xhtml/glXGetProcAddress.xml

"A NULL pointer is returned if function requested is not suported in the
implementation being queried."

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