Jan Engelhardt wrote:
> On Jul 9 2007 19:51, H. Peter Anvin wrote:
>
>> + status = inb(0x64);
>> + if (status & 1) {
>> + /* Read and discard input data */
>> + io_delay();
>> + (void)inb(0x60);
>
> Is the (void) cast needed for some obscure reason? Let's hope inb _is_
> declared
> as volatile. (Minus the volatile flames.
>
The (void) cast is there as a stylistic device, it tells the human
reader "yes, I really meant to read this value and throw it away."
-hpa
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