[kees:kspp/memcpy/next-20210618/v0 54/82] arch/s390/boot/../lib/string.c:11:9: warning: '__NO_FORTIFY' macro redefined

[kees:kspp/memcpy/next-20210618/v0 54/82] arch/s390/boot/../lib/string.c:11:9: warning: '__NO_FORTIFY' macro redefined

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git kspp/memcpy/next-20210618/v0
head:   fd2aa2a169de8bde9502e7a2fc48cd03d4bfd996
commit: 245fccabb5777708f67afa04fc6b99a3f794986f [54/82] lib/string: Move helper functions out of string.c
config: s390-randconfig-r034-20210618 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d1baf2895467735ab14f4b3415fce204c0cc8e7f)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install s390 cross compiling tool for clang build
        # apt-get install binutils-s390x-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git/commit/?id=245fccabb5777708f67afa04fc6b99a3f794986f
        git remote add kees https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git
        git fetch --no-tags kees kspp/memcpy/next-20210618/v0
        git checkout 245fccabb5777708f67afa04fc6b99a3f794986f
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   In file included from arch/s390/boot/string.c:7:
>> arch/s390/boot/../lib/string.c:11:9: warning: '__NO_FORTIFY' macro redefined [-Wmacro-redefined]
   #define __NO_FORTIFY
           ^
   <command line>:4:9: note: previous definition is here
   #define __NO_FORTIFY 1
           ^
   1 warning generated.
--
   In file included from arch/s390/boot/string.c:7:
>> arch/s390/boot/../lib/string.c:11:9: warning: '__NO_FORTIFY' macro redefined [-Wmacro-redefined]
   #define __NO_FORTIFY
           ^
   <command line>:5:9: note: previous definition is here
   #define __NO_FORTIFY 1
           ^
   1 warning generated.


vim +/__NO_FORTIFY +11 arch/s390/boot/../lib/string.c

  > 11	#define __NO_FORTIFY
    12	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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