[Mesa-dev] [PATCH 2/4] glsl/linker: fix location aliasing checks for interface variables

Ilia Mirkin imirkin at alum.mit.edu
Thu Oct 19 17:21:35 UTC 2017

On Thu, Oct 19, 2017 at 12:45 PM, Ilia Mirkin <imirkin at alum.mit.edu> wrote:
> On Thu, Oct 19, 2017 at 12:40 PM, Iago Toral <itoral at igalia.com> wrote:
>> On Thu, 2017-10-19 at 12:37 -0400, Ilia Mirkin wrote:
>>> Will this work with SSO shaders? Presumably the validation still has
>>> to happen, but I don't think cross_validate_outputs_to_inputs() will
>>> end up getting called.
>> The piglit tests I mention use SSO so it seems to be working for this.
>> See for example:
>> tests/spec/arb_enhanced_layouts/linker/block-member-locations/named-
>> block-member-location-overlap.shader_test
> Ah great. I'm a little curious how, since I don't see how
> cross_validate_outputs_to_inputs would get called for SSO shaders.
> Perhaps I'm looking at old code.
> Oh - because that test doesn't test SSO. It's missing a "SSO ENABLED"
> - can you try with that? It's just using a pipeline, but both shaders
> are ending up in it.

BTW, my solution to all this was


but Tim hated it, and I didn't have the time to properly respond.


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