The MESA GL implementation fails OpenGL ES conformance test
The generated output doesnt match the expected output generated using
Created attachment 34372 [details]
Output image with step function in vec4 constructor
Created attachment 34373 [details]
Reference image with no step constructor
Is this still an issue with latest Mesa? The GLSL compiler has been completely rewritten.
This test passes here on swrast and the i965 driver. Closing.