Messages in this thread | | | Date | Sat, 22 Jul 2006 10:56:04 +0200 (MEST) | From | Jan Engelhardt <> | Subject | Re: [RFC][PATCH] A generic boolean (version 2) |
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>> >* u2 has been corrected to u1 (and also added it as __u1) >> >> Do we really need this? Is not 'bool' enough? > >I would say we don't even _want_ this. >A u1 variable will basically never be one bit wide.
Not without a compiler hack at least.
>Consider: > >struct device_control_buffer { > u1 device_is_fooing; > u32 foodata; >} __attribute__((packed)); > >This would not lead to the expected results. >It's horribly broken, obfuscating and misleading.
And in fact, bitfields work different:
struct device { int device_is_fooing:1; u32 foodata; };
but the result is likely the same.
Jan Engelhardt -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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