[Piglit] [PATCH] glsl-1.50: test shader compiles with unused uniform block

[Samuel Iglesias Gonsálvez]

Reviewed-by: Samuel Iglesias Gonsálvez <siglesias at igalia.com>

On 23/09/15 05:36, Timothy Arceri wrote:
> Tests the second bug mentioned in the bug report.
> 
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=83508
> ---
>  .../uniform_block/unused-interface-array.vert         | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
>  create mode 100644 tests/spec/glsl-1.50/compiler/uniform_block/unused-interface-array.vert
> 
> diff --git a/tests/spec/glsl-1.50/compiler/uniform_block/unused-interface-array.vert b/tests/spec/glsl-1.50/compiler/uniform_block/unused-interface-array.vert
> new file mode 100644
> index 0000000..e28ffe9
> --- /dev/null
> +++ b/tests/spec/glsl-1.50/compiler/uniform_block/unused-interface-array.vert
> @@ -0,0 +1,19 @@
> +/* [config]
> + * expect_result: pass
> + * glsl_version: 1.50
> + * [end config]
> + * 
> + * Tests that shader still compiles with an unused uniform block. A packed
> + * layout means the implementation can eliminate the block entirely.
> + */
> +#version 150
> +
> +layout(packed) uniform ArrayBlock
> +{
> +  mat4 a;
> +} i[4];
> +
> +void main()
> +{
> +  gl_Position = vec4(1.0);
> +}
>