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* [jimc:maph 6/6] lib/test_map_h.c:36:2: error: call to __compiletime_assert_174 declared with 'error' attribute: BUILD_BUG_ON failed: __builtin_memcmp(caten, "YESNOMAYBE", __builtin_strlen("YESNOMAYBE"))
@ 2023-04-14  4:44 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-04-14  4:44 UTC (permalink / raw)
  To: Jim Cromie; +Cc: oe-kbuild-all

tree:   https://github.com/jimc/linux.git maph
head:   bbf76be7815884343f4c6eac593e54d315558c92
commit: bbf76be7815884343f4c6eac593e54d315558c92 [6/6] drop -i386 avoid,
config: i386-randconfig-a002-20230410 (https://download.01.org/0day-ci/archive/20230414/202304141247.TPqJqRTU-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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://github.com/jimc/linux/commit/bbf76be7815884343f4c6eac593e54d315558c92
        git remote add jimc https://github.com/jimc/linux.git
        git fetch --no-tags jimc maph
        git checkout bbf76be7815884343f4c6eac593e54d315558c92
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash lib/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304141247.TPqJqRTU-lkp@intel.com/

All errors (new ones prefixed by >>):

>> lib/test_map_h.c:36:2: error: call to __compiletime_assert_174 declared with 'error' attribute: BUILD_BUG_ON failed: __builtin_memcmp(caten, "YESNOMAYBE", __builtin_strlen("YESNOMAYBE"))
           BUILD_BUG_STREQ(caten, "YESNOMAYBE");
           ^
   lib/test_map_h.c:27:2: note: expanded from macro 'BUILD_BUG_STREQ'
           BUILD_BUG_ON(__builtin_memcmp(_var, ref, __builtin_strlen(ref)))
           ^
   include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
           BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
           ^
   include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
   #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                       ^
   note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
   include/linux/compiler_types.h:385:2: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
           ^
   include/linux/compiler_types.h:378:4: note: expanded from macro '__compiletime_assert'
                           prefix ## suffix();                             \
                           ^
   <scratch space>:178:1: note: expanded from here
   __compiletime_assert_174
   ^
>> lib/test_map_h.c:38:2: error: call to __compiletime_assert_175 declared with 'error' attribute: BUILD_BUG_ON failed: __builtin_memcmp(debug_cats_names[0], "DRMx_CORE", __builtin_strlen("DRMx_CORE"))
           BUILD_BUG_STREQ_VI(debug_cats, 0, "DRMx_CORE");
           ^
   lib/test_map_h.c:30:2: note: expanded from macro 'BUILD_BUG_STREQ_VI'
           BUILD_BUG_STREQ(_vec_##_names[idx], ref)
           ^
   lib/test_map_h.c:27:2: note: expanded from macro 'BUILD_BUG_STREQ'
           BUILD_BUG_ON(__builtin_memcmp(_var, ref, __builtin_strlen(ref)))
           ^
   include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
           BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
           ^
   note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
   include/linux/compiler_types.h:385:2: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
           ^
   include/linux/compiler_types.h:378:4: note: expanded from macro '__compiletime_assert'
                           prefix ## suffix();                             \
                           ^
   <scratch space>:183:1: note: expanded from here
   __compiletime_assert_175
   ^
>> lib/test_map_h.c:39:2: error: call to __compiletime_assert_176 declared with 'error' attribute: BUILD_BUG_ON failed: __builtin_memcmp(debug_cats_names[1], "DRMx_DRIVER", __builtin_strlen("DRMx_DRIVER"))
           BUILD_BUG_STREQ_VI(debug_cats, 1, "DRMx_DRIVER");
           ^
   lib/test_map_h.c:30:2: note: expanded from macro 'BUILD_BUG_STREQ_VI'
           BUILD_BUG_STREQ(_vec_##_names[idx], ref)
           ^
   lib/test_map_h.c:27:2: note: expanded from macro 'BUILD_BUG_STREQ'
           BUILD_BUG_ON(__builtin_memcmp(_var, ref, __builtin_strlen(ref)))
           ^
   include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
           BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
           ^
   note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
   include/linux/compiler_types.h:385:2: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
           ^
   include/linux/compiler_types.h:378:4: note: expanded from macro '__compiletime_assert'
                           prefix ## suffix();                             \
                           ^
   <scratch space>:188:1: note: expanded from here
   __compiletime_assert_176
   ^
>> lib/test_map_h.c:40:2: error: call to __compiletime_assert_177 declared with 'error' attribute: BUILD_BUG_ON failed: __builtin_memcmp(debug_cats_names[2], "DRMx_KMS", __builtin_strlen("DRMx_KMS"))
           BUILD_BUG_STREQ_VI(debug_cats, 2, "DRMx_KMS");
           ^
   lib/test_map_h.c:30:2: note: expanded from macro 'BUILD_BUG_STREQ_VI'
           BUILD_BUG_STREQ(_vec_##_names[idx], ref)
           ^
   lib/test_map_h.c:27:2: note: expanded from macro 'BUILD_BUG_STREQ'
           BUILD_BUG_ON(__builtin_memcmp(_var, ref, __builtin_strlen(ref)))
           ^
   include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
           BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
           ^
   note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
   include/linux/compiler_types.h:385:2: note: expanded from macro '_compiletime_assert'
           __compiletime_assert(condition, msg, prefix, suffix)
           ^
   include/linux/compiler_types.h:378:4: note: expanded from macro '__compiletime_assert'
                           prefix ## suffix();                             \
                           ^
   <scratch space>:193:1: note: expanded from here
   __compiletime_assert_177
   ^
   4 errors generated.


vim +36 lib/test_map_h.c

3bac16c296ba61 Jim Cromie 2023-03-25  25  
bbf76be7815884 Jim Cromie 2023-04-04  26  #define BUILD_BUG_STREQ(_var, ref)					\
bbf76be7815884 Jim Cromie 2023-04-04  27  	BUILD_BUG_ON(__builtin_memcmp(_var, ref, __builtin_strlen(ref)))
bbf76be7815884 Jim Cromie 2023-04-04  28  
3bac16c296ba61 Jim Cromie 2023-03-25  29  #define BUILD_BUG_STREQ_VI(_vec_, idx, ref) \
3bac16c296ba61 Jim Cromie 2023-03-25  30  	BUILD_BUG_STREQ(_vec_##_names[idx], ref)
3bac16c296ba61 Jim Cromie 2023-03-25  31  
3bac16c296ba61 Jim Cromie 2023-03-25  32  /* force compile, even if its not called */
3bac16c296ba61 Jim Cromie 2023-03-25  33  static void __used MAPH_BUILD_BUG(void)
3bac16c296ba61 Jim Cromie 2023-03-25  34  {
3bac16c296ba61 Jim Cromie 2023-03-25  35  	BUILD_BUG_ON(sum != 6);
3bac16c296ba61 Jim Cromie 2023-03-25 @36  	BUILD_BUG_STREQ(caten, "YESNOMAYBE");
3bac16c296ba61 Jim Cromie 2023-03-25  37  
3bac16c296ba61 Jim Cromie 2023-03-25 @38  	BUILD_BUG_STREQ_VI(debug_cats, 0, "DRMx_CORE");
3bac16c296ba61 Jim Cromie 2023-03-25 @39  	BUILD_BUG_STREQ_VI(debug_cats, 1, "DRMx_DRIVER");
3bac16c296ba61 Jim Cromie 2023-03-25 @40  	BUILD_BUG_STREQ_VI(debug_cats, 2, "DRMx_KMS");
3bac16c296ba61 Jim Cromie 2023-03-25  41  

:::::: The code at line 36 was first introduced by commit
:::::: 3bac16c296ba613271c37d0e5cc106aa66b405b4 lib/test_map_h: add new module to test map.h macros

:::::: TO: Jim Cromie <jim.cromie@gmail.com>
:::::: CC: Jim Cromie <jim.cromie@gmail.com>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests

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