[ia64:mcsafe5 2/4] arch/x86/include/asm/string_64.h:30:0: warning: "__HAVE_ARCH_MEMCPY" redefined

[ia64:mcsafe5 2/4] arch/x86/include/asm/string_64.h:30:0: warning: "__HAVE_ARCH_MEMCPY" redefined

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux.git mcsafe5
head:   89c1c25d692d45335b548c7551a763166e9ae182
commit: 8f43c9694a11c999af98476a52c8beb7fc7c71a1 [2/4] x86/mce, PCI: Provide quirks to identify Xeon models with machine check recovery
config: i386-randconfig-x016-201634 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        git checkout 8f43c9694a11c999af98476a52c8beb7fc7c71a1
        # save the attached .config to linux build tree
        make ARCH=i386 

All error/warnings (new ones prefixed by >>):

   In file included from drivers/pci/quirks.c:4434:0:
>> arch/x86/include/asm/string_64.h:30:0: warning: "__HAVE_ARCH_MEMCPY" redefined
    #define __HAVE_ARCH_MEMCPY 1
    
   In file included from arch/x86/include/asm/string.h:2:0,
                    from include/linux/string.h:18,
                    from include/uapi/linux/uuid.h:21,
                    from include/linux/uuid.h:19,
                    from include/linux/mod_devicetable.h:12,
                    from include/linux/pci.h:20,
                    from drivers/pci/quirks.c:17:
   arch/x86/include/asm/string_32.h:144:0: note: this is the location of the previous definition
    #define __HAVE_ARCH_MEMCPY
    
>> arch/x86/include/asm/string_32.h:320:3: error: expected ')' before '?' token
      ? __constant_count_memset((s), (c), (count)) \
      ^
>> arch/x86/include/asm/string_64.h:57:7: note: in expansion of macro '__memset'
    void *__memset(void *s, int c, size_t n);
          ^~~~~~~~

vim +/__HAVE_ARCH_MEMCPY +30 arch/x86/include/asm/string_64.h

953b2f1e include/asm-x86/string_64.h      Joe Perches     2008-03-23  24  	return to;
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  25  }
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  26  
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  27  /* Even with __builtin_ the compiler may decide to use the out of line
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  28     function. */
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  29  
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16 @30  #define __HAVE_ARCH_MEMCPY 1
a75ca545 arch/x86/include/asm/string_64.h Andrey Ryabinin 2015-10-16  31  extern void *memcpy(void *to, const void *from, size_t len);
393f203f arch/x86/include/asm/string_64.h Andrey Ryabinin 2015-02-13  32  extern void *__memcpy(void *to, const void *from, size_t len);
393f203f arch/x86/include/asm/string_64.h Andrey Ryabinin 2015-02-13  33  
f8561296 arch/x86/include/asm/string_64.h Vegard Nossum   2008-04-04  34  #ifndef CONFIG_KMEMCHECK
a75ca545 arch/x86/include/asm/string_64.h Andrey Ryabinin 2015-10-16  35  #if (__GNUC__ == 4 && __GNUC_MINOR__ < 3) || __GNUC__ < 4
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  36  #define memcpy(dst, src, len)					\
953b2f1e include/asm-x86/string_64.h      Joe Perches     2008-03-23  37  ({								\
953b2f1e include/asm-x86/string_64.h      Joe Perches     2008-03-23  38  	size_t __len = (len);					\
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  39  	void *__ret;						\
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  40  	if (__builtin_constant_p(len) && __len >= 64)		\
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  41  		__ret = __memcpy((dst), (src), __len);		\
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  42  	else							\
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  43  		__ret = __builtin_memcpy((dst), (src), __len);	\
953b2f1e include/asm-x86/string_64.h      Joe Perches     2008-03-23  44  	__ret;							\
953b2f1e include/asm-x86/string_64.h      Joe Perches     2008-03-23  45  })
aac57f81 include/asm-x86_64/string.h      Andi Kleen      2007-07-21  46  #endif
f8561296 arch/x86/include/asm/string_64.h Vegard Nossum   2008-04-04  47  #else
f8561296 arch/x86/include/asm/string_64.h Vegard Nossum   2008-04-04  48  /*
f8561296 arch/x86/include/asm/string_64.h Vegard Nossum   2008-04-04  49   * kmemcheck becomes very happy if we use the REP instructions unconditionally,
f8561296 arch/x86/include/asm/string_64.h Vegard Nossum   2008-04-04  50   * because it means that we know both memory operands in advance.
f8561296 arch/x86/include/asm/string_64.h Vegard Nossum   2008-04-04  51   */
f8561296 arch/x86/include/asm/string_64.h Vegard Nossum   2008-04-04  52  #define memcpy(dst, src, len) __inline_memcpy((dst), (src), (len))
f8561296 arch/x86/include/asm/string_64.h Vegard Nossum   2008-04-04  53  #endif
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  54  
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  55  #define __HAVE_ARCH_MEMSET
6edfba1b include/asm-x86_64/string.h      Andi Kleen      2006-03-25  56  void *memset(void *s, int c, size_t n);
393f203f arch/x86/include/asm/string_64.h Andrey Ryabinin 2015-02-13 @57  void *__memset(void *s, int c, size_t n);
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  58  
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  59  #define __HAVE_ARCH_MEMMOVE
^1da177e include/asm-x86_64/string.h      Linus Torvalds  2005-04-16  60  void *memmove(void *dest, const void *src, size_t count);

:::::: The code at line 30 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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