[ebiggers:crc32-lib 19/33] lib/crc32.c:342:5: error: expected identifier or '('

[ebiggers:crc32-lib 19/33] lib/crc32.c:342:5: error: expected identifier or '('

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git crc32-lib
head:   173b25426b0584097e1e1a772bc09bf8c0780837
commit: f7f6af3d9ab8c5e851046390ac3f9d67b67a1033 [19/33] lib/crc32: expose whether the lib is really optimized at runtime
config: um-allnoconfig (https://download.01.org/0day-ci/archive/20241026/202410260329.Irc7bUKL-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241026/202410260329.Irc7bUKL-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/202410260329.Irc7bUKL-lkp@intel.com/

All errors (new ones prefixed by >>):

>> lib/crc32.c:342:5: error: expected identifier or '('
     342 | u32 crc32_optimizations;
         |     ^
   include/linux/crc32.h:52:29: note: expanded from macro 'crc32_optimizations'
      52 | #define crc32_optimizations 0
         |                             ^
   lib/crc32.c:343:15: error: expected identifier or '('
     343 | EXPORT_SYMBOL(crc32_optimizations);
         |               ^
   include/linux/crc32.h:52:29: note: expanded from macro 'crc32_optimizations'
      52 | #define crc32_optimizations 0
         |                             ^
>> lib/crc32.c:343:1: error: cannot take the address of an rvalue of type 'int'
     343 | EXPORT_SYMBOL(crc32_optimizations);
         | ^             ~~~~~~~~~~~~~~~~~~~
   include/linux/export.h:68:29: note: expanded from macro 'EXPORT_SYMBOL'
      68 | #define EXPORT_SYMBOL(sym)              _EXPORT_SYMBOL(sym, "")
         |                                         ^              ~~~
   include/linux/export.h:65:38: note: expanded from macro '_EXPORT_SYMBOL'
      65 | #define _EXPORT_SYMBOL(sym, license)    __EXPORT_SYMBOL(sym, license, "")
         |                                         ^               ~~~
   include/linux/export.h:57:2: note: expanded from macro '__EXPORT_SYMBOL'
      57 |         __ADDRESSABLE(sym)                                      \
         |         ^             ~~~
   include/linux/compiler.h:229:2: note: expanded from macro '__ADDRESSABLE'
     229 |         ___ADDRESSABLE(sym, __section(".discard.addressable"))
         |         ^              ~~~
   include/linux/compiler.h:227:64: note: expanded from macro '___ADDRESSABLE'
     227 |         __UNIQUE_ID(__PASTE(__addressable_,sym)) = (void *)(uintptr_t)&sym;
         |                                                                       ^~~~
   3 errors generated.


vim +342 lib/crc32.c

   341	
 > 342	u32 crc32_optimizations;
 > 343	EXPORT_SYMBOL(crc32_optimizations);

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