From: Philip Li <philip.li@intel.com>
To: kernel test robot <lkp@intel.com>
Cc: Masahiro Yamada <masahiroy@kernel.org>, <llvm@lists.linux.dev>,
<oe-kbuild-all@lists.linux.dev>, <linux-kernel@vger.kernel.org>,
"Nathan Chancellor" <nathan@kernel.org>
Subject: Re: warning: unknown warning option '-Wrestrict'
Date: Tue, 19 Sep 2023 22:55:23 +0800 [thread overview]
Message-ID: <ZQm2W9r2a+cgeaEM@rli9-mobl> (raw)
In-Reply-To: <202309192257.IAbw1lnx-lkp@intel.com>
On Tue, Sep 19, 2023 at 10:40:57PM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 2cf0f715623872823a72e451243bbf555d10d032
> commit: feb843a469fb0ab00d2d23cfb9bcc379791011bb kbuild: add $(CLANG_FLAGS) to KBUILD_CPPFLAGS
> date: 4 months ago
> config: um-allnoconfig (https://download.01.org/0day-ci/archive/20230919/202309192257.IAbw1lnx-lkp@intel.com/config)
> compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230919/202309192257.IAbw1lnx-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202309192257.IAbw1lnx-lkp@intel.com/
>
> All warnings (new ones prefixed by >>):
Sorry for the false report. Kindly ignore this.
>
> >> warning: unknown warning option '-Wrestrict' [-Wunknown-warning-option]
> >> warning: unknown warning option '-Wformat-overflow'; did you mean '-Wshift-overflow'? [-Wunknown-warning-option]
> >> warning: unknown warning option '-Wformat-truncation' [-Wunknown-warning-option]
> >> warning: unknown warning option '-Wstringop-overflow'; did you mean '-Wshift-overflow'? [-Wunknown-warning-option]
> arch/x86/um/user-offsets.c:17:6: warning: no previous prototype for function 'foo' [-Wmissing-prototypes]
> 17 | void foo(void)
> | ^
> arch/x86/um/user-offsets.c:17:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> 17 | void foo(void)
> | ^
> | static
> 5 warnings generated.
> error: unknown warning option '-Wrestrict' [-Werror,-Wunknown-warning-option]
> error: unknown warning option '-Wformat-overflow'; did you mean '-Wshift-overflow'? [-Werror,-Wunknown-warning-option]
> error: unknown warning option '-Wformat-truncation' [-Werror,-Wunknown-warning-option]
> error: unknown warning option '-Wstringop-overflow'; did you mean '-Wshift-overflow'? [-Werror,-Wunknown-warning-option]
> make[2]: *** [scripts/Makefile.build:252: scripts/mod/empty.o] Error 1
> error: unknown warning option '-Wrestrict' [-Werror,-Wunknown-warning-option]
> error: unknown warning option '-Wformat-overflow'; did you mean '-Wshift-overflow'? [-Werror,-Wunknown-warning-option]
> error: unknown warning option '-Wformat-truncation' [-Werror,-Wunknown-warning-option]
> error: unknown warning option '-Wstringop-overflow'; did you mean '-Wshift-overflow'? [-Werror,-Wunknown-warning-option]
> make[2]: *** [scripts/Makefile.build:114: scripts/mod/devicetable-offsets.s] Error 1
> make[2]: Target 'scripts/mod/' not remade because of errors.
> make[1]: *** [Makefile:1286: prepare0] Error 2
> make[1]: Target 'prepare' not remade because of errors.
> make: *** [Makefile:226: __sub-make] Error 2
> make: Target 'prepare' not remade because of errors.
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki
>
next prev parent reply other threads:[~2023-09-19 14:56 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-19 14:40 kernel test robot
2023-09-19 14:55 ` Philip Li [this message]
2023-09-19 20:05 ` Nick Desaulniers
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