Re: next: arm64: gcc-8-defconfig: ufshcd.c:10629:2: /builds/linux/include/linux/compiler_types.h:397:38: error: call to '__compiletime_assert_553' declared with attribute error: BUILD_BUG_ON failed:

[Bart Van Assche]

On 8/1/23 05:16, Naresh Kamboju wrote:
> Following build error noticed while building Linux next-20230801 tag
> arm64 defconfig with gcc-8 toolchain.
>
> Regressions found on arm64:
>
>    - build/gcc-8-defconfig
>    - build/gcc-8-defconfig-40bc7ee5
>
>
> Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>
>
> log:
> -----
> In function 'ufshcd_check_header_layout',
>      inlined from 'ufshcd_core_init' at
> /builds/linux/drivers/ufs/core/ufshcd.c:10629:2:
> /builds/linux/include/linux/compiler_types.h:397:38: error: call to
> '__compiletime_assert_553' declared with attribute error: BUILD_BUG_ON
> failed: ((u8 *)&(struct request_desc_header){ .enable_crypto = 1})[2]
> != 0x80
>    _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
>                                        ^
>
>
> Links:
>   - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230801/testrun/18754886/suite/build/test/gcc-8-defconfig/log
>   - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230801/testrun/18754886/suite/build/test/gcc-8-defconfig/details/
>   - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230801/testrun/18754886/suite/build/test/gcc-8-defconfig/history/

I can't reproduce this build error with a gcc-12 arm64 cross-compiler. How
important is gcc-8 for the ARM community?

Thanks,

Bart.