dEQP-GLES31.functional.shaders.sample_variables.* failures

I'll look into these failures:

• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.singlesample_rbo
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_pixel.multisample_rbo_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_sample.multisample_rbo_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.singlesample_rbo
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bit_count_per_two_samples.multisample_rbo_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_sample.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_sample.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_sample.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_sample.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_sample.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_sample.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_two_samples.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_two_samples.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_two_samples.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask_in.bits_unique_per_two_samples.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.default_framebuffer
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.singlesample_rbo
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_pixel.multisample_rbo_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.default_framebuffer
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.singlesample_rbo
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_sample.multisample_rbo_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.default_framebuffer
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.singlesample_rbo
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.discard_half_per_two_samples.multisample_rbo_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.default_framebuffer
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.singlesample_rbo
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_pixel.multisample_rbo_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.default_framebuffer
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.singlesample_rbo
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_sample.multisample_rbo_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.default_framebuffer
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.singlesample_texture
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_texture_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_texture_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_texture_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_texture_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_texture_16
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.singlesample_rbo
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_rbo_1
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_rbo_2
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_rbo_4
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_rbo_8
• dEQP-GLES31.functional.shaders.sample_variables.sample_mask.inverse_per_two_samples.multisample_rbo_16