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SubjectRe: [PATCH V7 6/7] LIBIO: Support the dynamically logical PIO registration of ACPI host I/O
Hi zhichang.yuan,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.11-rc2 next-20170310]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/zhichang-yuan/LPC-legacy-ISA-I-O-support/20170314-114635
config: i386-tinyconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All errors (new ones prefixed by >>):

In file included from arch/x86/boot/compressed/misc.h:24:0,
from arch/x86/boot/compressed/cmdline.c:1:
>> arch/x86/boot/compressed/../ctype.h:4:19: error: redefinition of 'isdigit'
static inline int isdigit(int ch)
^~~~~~~
In file included from include/acpi/platform/aclinux.h:82:0,
from include/acpi/platform/acenv.h:186,
from include/acpi/acpi.h:56,
from include/linux/acpi.h:33,
from include/linux/libio.h:23,
from include/linux/io.h:27,
from arch/x86/boot/compressed/misc.h:17,
from arch/x86/boot/compressed/cmdline.c:1:
include/linux/ctype.h:25:19: note: previous definition of 'isdigit' was here
static inline int isdigit(int c)
^~~~~~~
>> arch/x86/boot/compressed/../ctype.h:9:32: error: expected ')' before 'ch'
static inline int isxdigit(int ch)
^
include/linux/ctype.h:20:50: note: in definition of macro '__ismask'
#define __ismask(x) (_ctype[(int)(unsigned char)(x)])
^
arch/x86/boot/compressed/../ctype.h:9:19: note: in expansion of macro 'isxdigit'
static inline int isxdigit(int ch)
^~~~~~~~
include/linux/ctype.h:20:52: error: expected expression before ']' token
#define __ismask(x) (_ctype[(int)(unsigned char)(x)])
^
include/linux/ctype.h:36:23: note: in expansion of macro '__ismask'
#define isxdigit(c) ((__ismask(c)&(_D|_X)) != 0)
^~~~~~~~
arch/x86/boot/compressed/../ctype.h:9:19: note: in expansion of macro 'isxdigit'
static inline int isxdigit(int ch)
^~~~~~~~
include/linux/ctype.h:36:44: error: expected ')' before '!=' token
#define isxdigit(c) ((__ismask(c)&(_D|_X)) != 0)
^
arch/x86/boot/compressed/../ctype.h:9:19: note: in expansion of macro 'isxdigit'
static inline int isxdigit(int ch)
^~~~~~~~

vim +/isdigit +4 arch/x86/boot/compressed/../ctype.h

60b217a0 arch/x86/boot/ctype.h Alexander Kuleshov 2015-01-03 1 #ifndef BOOT_CTYPE_H
60b217a0 arch/x86/boot/ctype.h Alexander Kuleshov 2015-01-03 2 #define BOOT_CTYPE_H
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 3
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 @4 static inline int isdigit(int ch)
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 5 {
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 6 return (ch >= '0') && (ch <= '9');
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 7 }
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 8
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 @9 static inline int isxdigit(int ch)
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 10 {
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 11 if (isdigit(ch))
f4ed2877 arch/x86/boot/isdigit.h Yinghai Lu 2010-08-02 12 return true;

:::::: The code at line 4 was first introduced by commit
:::::: f4ed2877b16e8146427306aea8819adac5c88374 x86, setup: reorganize the early console setup

:::::: TO: Yinghai Lu <yinghai@kernel.org>
:::::: CC: H. Peter Anvin <hpa@linux.intel.com>

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