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On 10/12/2012 04:30 PM, Eric Anholt wrote:
> There are a number of places where some obscure piece of the code
> is not currently worth fixing, and we have some workaround behavior
> available. It's nicer for users to do some lame workaround than to
> just assert, but without asserts we never knew when the workaround
> was at fault.
>
> This should give us a nice compromise: Execute the workaround, but
> mention that the obscure workaround was hit. ---
> src/mesa/drivers/dri/intel/intel_context.h | 11 +++++++++++ 1
> file changed, 11 insertions(+)
>
> diff --git a/src/mesa/drivers/dri/intel/intel_context.h
> b/src/mesa/drivers/dri/intel/intel_context.h index b732696..eeefadf
> 100644 --- a/src/mesa/drivers/dri/intel/intel_context.h +++
> b/src/mesa/drivers/dri/intel/intel_context.h @@ -483,6 +483,17 @@
> extern int INTEL_DEBUG; dbg_printf(__VA_ARGS__); \ }
> while(0)
>
> +#define WARN_ONCE(cond, fmt...) do { \
> + if (unlikely(cond)) { \
> + static bool _warned = false; \
> + if (!_warned) { \
I could be wrong here because I'm not super familiar with how macros
work..
It looks like this if statement will _always_ evaluate to true given
that you just initialized the value in the previous line. I assume
this is not the behavior that you were after.
Cheers,
Jason Wood
> + fprintf(stderr, "WARNING: "); \
> + fprintf(stderr, fmt); \
> + _warned = true; \
> + } \
> + } \
> +} while (0) + #define PCI_CHIP_845_G 0x2562 #define
> PCI_CHIP_I830_M 0x3577 #define PCI_CHIP_I855_GM
> 0x3582
>
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