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Date:   Sun, 22 Jan 2023 17:45:14 +0800
From:   kernel test robot <lkp@intel.com>
To:     Masahiro Yamada <yamada.masahiro@socionext.com>
Cc:     oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
        Nathan Chancellor <natechancellor@gmail.com>
Subject: cc1: error: arch/sh/include/mach-hp6xx: No such file or directory
Message-ID: <202301221726.2AhhlplT-lkp@intel.com>
MIME-Version: 1.0
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Hi Masahiro,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   2241ab53cbb5cdb08a6b2d4688feb13971058f65
commit: 4c8dd95a723d9cccf8810be54aa62be82885c9d8 kbuild: add some extra warning flags unconditionally
date:   3 years, 8 months ago
config: sh-hp6xx_defconfig (https://download.01.org/0day-ci/archive/20230122/202301221726.2AhhlplT-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 12.1.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4c8dd95a723d9cccf8810be54aa62be82885c9d8
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 4c8dd95a723d9cccf8810be54aa62be82885c9d8
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
   cc1: all warnings being treated as errors
--
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
   arch/sh/kernel/machvec.c: In function 'early_parse_mv':
   arch/sh/kernel/machvec.c:43:15: error: variable 'mv_comma' set but not used [-Werror=unused-but-set-variable]
      43 |         char *mv_comma;
         |               ^~~~~~~~
   arch/sh/kernel/machvec.c: In function 'sh_mv_setup':
   arch/sh/kernel/machvec.c:104:33: error: array subscript 'struct sh_machine_vector[0]' is partly outside array bounds of 'long int[1]' [-Werror=array-bounds]
     104 |                         sh_mv = *(struct sh_machine_vector *)&__machvec_start;
         |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   In file included from arch/sh/kernel/machvec.c:13:
   arch/sh/include/asm/sections.h:7:13: note: object '__machvec_start' of size 4
       7 | extern long __machvec_start, __machvec_end;
         |             ^~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors
--
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
   arch/sh/kernel/ptrace_32.c: In function 'arch_ptrace':
   arch/sh/kernel/ptrace_32.c:380:40: error: comparison of unsigned expression in '< 0' is always false [-Werror=type-limits]
     380 |                 if ((addr & 3) || addr < 0 ||
         |                                        ^
   arch/sh/kernel/ptrace_32.c:420:40: error: comparison of unsigned expression in '< 0' is always false [-Werror=type-limits]
     420 |                 if ((addr & 3) || addr < 0 ||
         |                                        ^
   cc1: all warnings being treated as errors
--
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
   arch/sh/kernel/hw_breakpoint.c: In function 'arch_bp_generic_fields':
   arch/sh/kernel/hw_breakpoint.c:159:27: error: this statement may fall through [-Werror=implicit-fallthrough=]
     159 |                 *gen_type = HW_BREAKPOINT_R;
         |                 ~~~~~~~~~~^~~~~~~~~~~~~~~~~
   arch/sh/kernel/hw_breakpoint.c:160:9: note: here
     160 |         case SH_BREAKPOINT_WRITE:
         |         ^~~~
   cc1: all warnings being treated as errors

-- 
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https://github.com/intel/lkp-tests