[Mesa-dev] [PATCH v2 2/2] glsl: raise warning when using uninitialized variables

[Kenneth Graunke]

On Tuesday, March 29, 2016 5:09:37 PM PDT Ilia Mirkin wrote:
> This is triggering for gl_GlobalInvocationID :( I think it's because
> of how the variable is computed -- a lowering pass after compilation
> is added to initialize it IIRC. Perhaps this should try to ignore
> global variables?

I was just looking at that today...adding an ordinary global variable
in builtin_variables.cpp seems really wrong.

--Ken
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