Re: Failed to compile current kernel with llvm/clang

On 02/19/12 17:54, Jia-Shiun Li wrote:
> Hi all,
>
> I am trying to build world and kernel with llvm according to
> instructions on wiki:
>
> http://wiki.freebsd.org/BuildingFreeBSDWithClang
>
> buildworld is fine, but when building GENERIC kernel it failed on hpt27xx:
>
> ===> hpt27xx (all)
> /usr/src/sys/modules/hpt27xx/../../dev/hpt27xx/osm_bsd.c:1180:25:
> error: format string is not a string literal (potentially insecure)
> [-Werror,-Wformat-security]
>             S_IRUSR | S_IWUSR, driver_name);
>                                ^~~~~~~~~~~
> _at_/dev/hpt27xx/hpt27xx_config.h:46:21: note: expanded from:
> #define driver_name hpt27xx_driver_name
>                     ^~~~~~~~~~~~~~~~~~~
>
> I cannot find symbol hpt27xx_driver_name in that directory. Is it
> expanded from some macros I am not aware of?
>
>
> BTW clang does generate much friendly and useful warnings so far as I saw.
>
>
> Regards,
> Jia-Shiun
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You have the
WERROR=
NO_WERROR=

lines in /etc/make.conf?

Matt