[Mesa-dev] [PATCH v2] i965: Use {} to initialize GENX_* structs.

[Rafael Antognolli]

On Fri, Jul 14, 2017 at 02:15:19PM -0700, Rafael Antognolli wrote:
> gen4 have commands which start with KernelStartPointer, which is a
> struct, so if we initialize it struct = { 0 }, we get warnings on some
> compilers:
> 
> "GCC (pre 4.9?) can throw a Wmissing-braces on[1] while clang
> -Wmissing-field-initializers [2]." - Emil

Ugh, I forgot to add the [1] and [2] references, but will do that when
committing it (assuming it gets r-b).

> This change works around that and will silence such warnings. It is both
> a GCC and a clang extension.
> 
> v2:
>    - Use {} instead of memset macro (Matt)
> 
> Signed-off-by: Rafael Antognolli <rafael.antognolli at intel.com>
> Cc: Jason Ekstrand <jason at jlekstrand.net>
> Cc: Matt Turner <mattst88 at gmail.com>
> Cc: Emil Velikov <emil.l.velikov at gmail.com>
> ---
>  src/mesa/drivers/dri/i965/genX_state_upload.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/mesa/drivers/dri/i965/genX_state_upload.c b/src/mesa/drivers/dri/i965/genX_state_upload.c
> index 54a547c..025d3ca 100644
> --- a/src/mesa/drivers/dri/i965/genX_state_upload.c
> +++ b/src/mesa/drivers/dri/i965/genX_state_upload.c
> @@ -206,7 +206,7 @@ KSP(struct brw_context *brw, uint32_t offset)
>     })
>  
>  #define brw_state_emit(brw, cmd, align, offset, name)              \
> -   for (struct cmd name = { 0, },                                  \
> +   for (struct cmd name = {},                                      \
>          *_dst = brw_state_batch(brw, _brw_cmd_length(cmd) * 4,     \
>                                  align, offset);                    \
>          __builtin_expect(_dst != NULL, 1);                         \
> -- 
> 2.9.4
> 
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