[Mesa-dev] [PATCH 1/7] nir: Add a void type

[Kenneth Graunke]

On Thursday, January 29, 2015 12:50:16 PM Jason Ekstrand wrote:
> This allows us to indicate a concept of an invalid type.
> ---
>  src/glsl/nir/nir.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/src/glsl/nir/nir.h b/src/glsl/nir/nir.h
> index 980fdd0..f2050de 100644
> --- a/src/glsl/nir/nir.h
> +++ b/src/glsl/nir/nir.h
> @@ -576,6 +576,7 @@ void nir_alu_dest_copy(nir_alu_dest *dest, const nir_alu_dest *src,
>                         void *mem_ctx);
>  
>  typedef enum {
> +   nir_type_void = 0, /* Not a valid type */
>     nir_type_float,
>     nir_type_int,
>     nir_type_unsigned,

I think it would be clearer to call this nir_type_invalid, since "void" is a
real type in source languages.

--Ken
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