Re: [kbuild-all] Re: include/linux/compiler_types.h:315:38: error: call to '__compiletime_assert_536' declared with attribute error: BUILD_BUG_ON failed: offsetof(struct can_frame, len) != offsetof(struct canfd_frame, len) || offsetof(struct can_frame, data) != offsetof(struc...

[Marc Kleine-Budde]

On 24.03.2021 10:09:22, Oliver Hartkopp wrote:
> @Marc: Looks like we can not get around the __packed() fix :-(
> 
> At least we now have some more documentation to be referenced and I would
> suggest to point out that some compilers handle the union alignment like
> this.

It's not the compiler, but the ABI.

> To make clear in the comments what we are suppressing here any why.

Feel free to post an updated patch description.

Marc

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Pengutronix e.K.                 | Marc Kleine-Budde           |
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