procyberian/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

c-common.c (builtin_define_type_max): New.

Browse source 
* c-common.c (builtin_define_type_max): New.
        (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
        __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.

        From Joseph S. Myers:
        * glimits.h: Rewrite to expect the double underscore definitions
        from the compiler.

        * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
        config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
        config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
        config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
        config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
        config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
        config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
        __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.

From-SVN: r54544
This commit is contained in:
Richard Henderson 2002-06-11 20:06:30 -07:00 • committed by Richard Henderson
parent 116b7a5ea8
commit 676997cfd2
22 changed files with 152 additions and 109 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
gcc/ChangeLog
View file

@ -1,3 +1,22 @@
2002-06-11 Richard Henderson <rth@redhat.com>
* c-common.c (builtin_define_type_max): New.
(cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
__INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
From Joseph S. Myers:
* glimits.h: Rewrite to expect the double underscore definitions
from the compiler.
* config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
__INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
2002-06-11 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.

62
gcc/c-common.c
View file

@ -365,6 +365,7 @@ static bool get_nonnull_operand PARAMS ((tree,
void builtin_define_std PARAMS ((const char *));
static void builtin_define_with_value PARAMS ((const char *, const char *,
int));
static void builtin_define_type_max PARAMS ((const char *, tree, int));
/* Table of machine-independent attributes common to all C-like languages. */
const struct attribute_spec c_common_attribute_table[] =
@ -4346,6 +4347,19 @@ cb_register_builtins (pfile)
builtin_define_with_value ("__WCHAR_TYPE__", MODIFIED_WCHAR_TYPE, 0);
builtin_define_with_value ("__WINT_TYPE__", WINT_TYPE, 0);
/* limits.h needs to know these. */
builtin_define_type_max ("__SCHAR_MAX__", signed_char_type_node, 0);
builtin_define_type_max ("__SHRT_MAX__", short_integer_type_node, 0);
builtin_define_type_max ("__INT_MAX__", integer_type_node, 0);
builtin_define_type_max ("__LONG_MAX__", long_integer_type_node, 1);
builtin_define_type_max ("__LONG_LONG_MAX__", long_long_integer_type_node, 2);
{
char buf[8];
sprintf (buf, "%d", (int) TYPE_PRECISION (signed_char_type_node));
builtin_define_with_value ("__CHAR_BIT__", buf, 0);
}
/* For use in assembly language. */
builtin_define_with_value ("__REGISTER_PREFIX__", REGISTER_PREFIX, 0);
builtin_define_with_value ("__USER_LABEL_PREFIX__", user_label_prefix, 0);
@ -4457,6 +4471,54 @@ builtin_define_with_value (macro, expansion, is_str)
cpp_define (parse_in, buf);
}
/* Define MAX for TYPE based on the precision of the type, which is assumed
to be signed. IS_LONG is 1 for type "long" and 2 for "long long". */
static void
builtin_define_type_max (macro, type, is_long)
const char *macro;
tree type;
int is_long;
{
const char *value;
char *buf;
size_t mlen, vlen, extra;
/* Pre-rendering the values mean we don't have to futz with printing a
multi-word decimal value. There are also a very limited number of
precisions that we support, so it's really a waste of time. */
switch (TYPE_PRECISION (type))
{
case 8:
value = "127";
break;
case 16:
value = "32767";
break;
case 32:
value = "2147483647";
break;
case 64:
value = "9223372036854775807";
break;
case 128:
value = "170141183460469231731687303715884105727";
break;
default:
abort ();
}
mlen = strlen (macro);
vlen = strlen (value);
extra = 2 + is_long;
buf = alloca (mlen + vlen + extra);
sprintf (buf, "%s=%s%s", macro, value,
(is_long == 1 ? "L" : is_long == 2 ? "LL" : ""));
cpp_define (parse_in, buf);
}
/* Front end initialization common to C, ObjC and C++. */
const char *
c_common_init (filename)

2
gcc/config/alpha/unicosmk.h
View file

@ -43,8 +43,6 @@ Boston, MA 02111-1307, USA. */
builtin_define ("_ADDR64"); \
builtin_define ("_LD64"); \
builtin_define ("__UNICOSMK__"); \
builtin_define ("__INT_MAX__=9223372036854775807"); \
builtin_define ("__SHRT_MAX__=2147483647"); \
} while (0)
#define SHORT_TYPE_SIZE 32

4
gcc/config/avr/avr.h
View file

@ -38,10 +38,6 @@ Boston, MA 02111-1307, USA. */
builtin_define ("__AVR_MEGA__"); \
if (TARGET_NO_INTERRUPTS) \
builtin_define ("__NO_INTERRUPTS__"); \
if (TARGET_INT8) \
builtin_define ("__INT_MAX__=127"); \
else \
builtin_define ("__INT_MAX__=32767"); \
} \
while (0)

6
gcc/config/h8300/h8300.h
View file

@ -59,12 +59,6 @@ extern const char * const *h8_reg_names;
builtin_assert ("cpu=h8300"); \
builtin_assert ("machine=h8300"); \
} \
if (TARGET_INT32) \
builtin_define ("__INT_MAX__=2147483647"); \
else \
builtin_define ("__INT_MAX__=32767"); \
builtin_define ("__LONG_MAX__=2147483647L"); \
builtin_define ("__LONG_LONG_MAX__=2147483647L"); \
} \
while (0)

2
gcc/config/i386/linux64.h
View file

@ -27,7 +27,7 @@ Boston, MA 02111-1307, USA. */
#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__gnu_linux__ -Dlinux -Asystem(posix)"
#undef CPP_SPEC
#define CPP_SPEC "%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT} %{!m32:-D__LONG_MAX__=9223372036854775807L}"
#define CPP_SPEC "%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
/* Provide a LINK_SPEC. Here we provide support for the special GCC
options -static and -shared, which allow us to link things in one

4
gcc/config/ia64/aix.h
View file

@ -81,8 +81,7 @@ Boston, MA 02111-1307, USA. */
%{mcpu=itanium:-D__itanium__} %{mbig-endian:-D__BIG_ENDIAN__} \
%{ansi:-D_ANSI_C_SOURCE} \
%{posix:-D_POSIX_SOURCE} \
%{cpp_cpu} \
-D__LONG_MAX__=9223372036854775807L"
%{cpp_cpu}"
#undef CPP_PREDEFINES
#define CPP_PREDEFINES "\
@ -97,7 +96,6 @@ Boston, MA 02111-1307, USA. */
-D_XOPEN_SOURCE_EXTENDED=1 \
-D_LARGE_FILE_API \
-D_ALL_SOURCE \
-D__LONG_MAX__=9223372036854775807L \
%{cpp_cpu}"
/* Define this for shared library support. */

2
gcc/config/ia64/hpux.h
View file

@ -40,7 +40,7 @@ Boston, MA 02111-1307, USA. */
#undef CPP_SPEC
#define CPP_SPEC "\
%{mcpu=itanium:-D__itanium__} \
%{mlp64:-D__LP64__ -D_LP64 -D__LONG_MAX__=9223372036854775807L} \
%{mlp64:-D__LP64__ -D_LP64} \
%{!ansi:%{!std=c*:%{!std=i*: -D_HPUX_SOURCE -D__STDC_EXT__}}} \
-D__fpreg=long\\ double \
-D__float80=long\\ double \

8
gcc/config/ia64/ia64.h
View file

@ -212,14 +212,8 @@ extern const char *ia64_tls_size_string;
CPP. It can also specify how to translate options you give to GNU CC into
options for GNU CC to pass to the CPP. */
/* ??? __LONG_MAX__ depends on LP64/ILP32 switch. */
/* ??? An alternative is to modify glimits.h to check for __LP64__ instead
of checked for CPU specific defines. We could also get rid of all LONG_MAX
defines in other tm.h files. */
#define CPP_SPEC \
"%{mcpu=itanium:-D__itanium__} %{mbig-endian:-D__BIG_ENDIAN__} \
%(cpp_cpu) \
-D__LONG_MAX__=9223372036854775807L"
"%{mcpu=itanium:-D__itanium__} %{mbig-endian:-D__BIG_ENDIAN__} %(cpp_cpu)"
/* A C string constant that tells the GNU CC driver program options to pass to
`cc1'. It can also specify how to translate options you give to GNU CC into

4
gcc/config/m68hc11/m68hc11.h
View file

@ -62,8 +62,8 @@ Note:
#ifndef CPP_SPEC
#define CPP_SPEC \
"%{mshort:-D__HAVE_SHORT_INT__ -D__INT__=16 -D__INT_MAX__=32767}\
%{!mshort:-D__INT__=32 -D__INT_MAX__=2147483647}\
"%{mshort:-D__HAVE_SHORT_INT__ -D__INT__=16}\
%{!mshort:-D__INT__=32}\
%{m68hc12:-Dmc6812 -DMC6812 -Dmc68hc12}\
%{!m68hc12:-Dmc6811 -DMC6811 -Dmc68hc11}\
%{fshort-double:-D__HAVE_SHORT_DOUBLE__}"

4
gcc/config/m68hc11/m68hc12.h
View file

@ -29,8 +29,8 @@ Boston, MA 02111-1307, USA. */
#define LINK_SPEC "%{m68hc11:-m m68hc11elf}%{!m68hc11:-m m68hc12elf}"
#define CPP_SPEC \
"%{mshort:-D__HAVE_SHORT_INT__ -D__INT__=16 -D__INT_MAX__=32767}\
%{!mshort:-D__INT__=32 -D__INT_MAX__=2147483647}\
"%{mshort:-D__HAVE_SHORT_INT__ -D__INT__=16}\
%{!mshort:-D__INT__=32}\
%{m68hc11:-Dmc6811 -DMC6811 -Dmc68hc11}\
%{!m68hc11:-Dmc6812 -DMC6812 -Dmc68hc12}\
%{fshort-double:-D__HAVE_SHORT_DOUBLE__}"

3
gcc/config/mips/mips.h
View file

@ -417,9 +417,6 @@ extern void sbss_section PARAMS ((void));
if (TARGET_SINGLE_FLOAT) \
builtin_define ("__mips_single_float"); \
\
if (TARGET_LONG64) \
builtin_define ("__LONG_MAX__=9223372036854775807L"); \
\
if (TARGET_BIG_ENDIAN) \
{ \
builtin_define_std ("MIPSEB"); \

1
gcc/config/mmix/mmix.h
View file

@ -145,7 +145,6 @@ extern const char *mmix_cc1_ignored_option;
{ \
builtin_define ("__mmix__"); \
builtin_define ("__MMIX__"); \
builtin_define ("__LONG_MAX__=9223372036854775807L"); \
if (TARGET_ABI_GNU) \
builtin_define ("__MMIX_ABI_GNU__"); \
else \

2
gcc/config/mn10200/mn10200.h
View file

@ -32,7 +32,7 @@ Boston, MA 02111-1307, USA. */
/* Names to predefine in the preprocessor for this target machine. */
#define CPP_PREDEFINES "-D__mn10200__ -D__MN10200__ -D__LONG_MAX__=2147483647L -D__LONG_LONG_MAX__=2147483647L -D__INT_MAX__=32767"
#define CPP_PREDEFINES "-D__mn10200__ -D__MN10200__"
/* Run-time compilation parameters selecting different hardware subsets. */

2
gcc/config/pa/pa.h
View file

@ -268,7 +268,7 @@ extern int target_flags;
#define CPP_PA10_SPEC ""
#define CPP_PA11_SPEC "-D_PA_RISC1_1 -D__hp9000s700"
#define CPP_PA20_SPEC "-D_PA_RISC2_0 -D__hp9000s800"
#define CPP_64BIT_SPEC "-D__LP64__ -D__LONG_MAX__=9223372036854775807L"
#define CPP_64BIT_SPEC "-D__LP64__"
#if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11) == 0
#define CPP_CPU_DEFAULT_SPEC "%(cpp_pa10)"

8
gcc/config/rs6000/aix43.h
View file

@ -103,7 +103,7 @@ do { \
#undef CPP_SPEC
#define CPP_SPEC "%{posix: -D_POSIX_SOURCE}\
%{ansi: -D_ANSI_C_SOURCE}\
%{maix64: -D__64BIT__ -D__LONG_MAX__=9223372036854775807L}\
%{maix64: -D__64BIT__}\
%{mpe: -I/usr/lpp/ppe.poe/include}\
%{pthread: -D_THREAD_SAFE}"
@ -114,9 +114,9 @@ do { \
"-D_XOPEN_SOURCE=500 \
-D_XOPEN_SOURCE_EXTENDED=1 \
-D_LARGE_FILE_API \
-D_ALL_SOURCE \
%{maix64: -D__64BIT__ -D__LONG_MAX__=9223372036854775807L}\
%{mpe: -I/usr/lpp/ppe.poe/include}\
-D_ALL_SOURCE \
%{maix64: -D__64BIT__} \
%{mpe: -I/usr/lpp/ppe.poe/include} \
%{pthread: -D_THREAD_SAFE}"
#undef TARGET_DEFAULT

22
gcc/config/rs6000/aix51.h
View file

@ -101,22 +101,22 @@ do { \
-D_AIX -D_AIX32 -D_AIX41 -D_AIX43 -D_AIX51 -Asystem=unix -Asystem=aix"
#undef CPP_SPEC
#define CPP_SPEC "%{posix: -D_POSIX_SOURCE}\
%{ansi: -D_ANSI_C_SOURCE}\
%{maix64: -D__64BIT__ -D__LONG_MAX__=9223372036854775807L}
%{mpe: -I/usr/lpp/ppe.poe/include}\
#define CPP_SPEC "%{posix: -D_POSIX_SOURCE} \
%{ansi: -D_ANSI_C_SOURCE} \
%{maix64: -D__64BIT__} \
%{mpe: -I/usr/lpp/ppe.poe/include} \
%{pthread: -D_THREAD_SAFE}"
/* The GNU C++ standard library requires that these macros be
defined. */
#undef CPLUSPLUS_CPP_SPEC
#define CPLUSPLUS_CPP_SPEC \
"-D_XOPEN_SOURCE=500 \
-D_XOPEN_SOURCE_EXTENDED=1 \
-D_LARGE_FILE_API \
-D_ALL_SOURCE \
%{maix64: -D__64BIT__ -D__LONG_MAX__=9223372036854775807L}
%{mpe: -I/usr/lpp/ppe.poe/include}\
#define CPLUSPLUS_CPP_SPEC \
"-D_XOPEN_SOURCE=500 \
-D_XOPEN_SOURCE_EXTENDED=1 \
-D_LARGE_FILE_API \
-D_ALL_SOURCE \
%{maix64: -D__64BIT__} \
%{mpe: -I/usr/lpp/ppe.poe/include} \
%{pthread: -D_THREAD_SAFE}"
#undef TARGET_DEFAULT

1
gcc/config/rs6000/linux64.h
View file

@ -110,7 +110,6 @@ Boston, MA 02111-1307, USA. */
#define CPP_PREDEFINES \
"-D_PPC_ -D__PPC__ -D_PPC64_ -D__PPC64__ -D__powerpc__ -D__powerpc64__ \
-D_PIC_ -D__PIC__ -D__ELF__ \
-D__LONG_MAX__=9223372036854775807L \
-Acpu=powerpc64 -Amachine=powerpc64"
#undef CPP_OS_DEFAULT_SPEC

2
gcc/config/s390/linux.h
View file

@ -55,7 +55,7 @@ Boston, MA 02111-1307, USA. */
-Acpu(s390) -Amachine(s390) -D__s390__"
#define CPP_ARCH31_SPEC ""
#define CPP_ARCH64_SPEC "-D__s390x__ -D__LONG_MAX__=9223372036854775807L"
#define CPP_ARCH64_SPEC "-D__s390x__"
#undef CPP_SPEC
#ifdef DEFAULT_TARGET_64BIT

3
gcc/config/sh/sh.h
View file

@ -65,9 +65,6 @@ do { \
TARGET_SHMEDIA ? "1" : "0", 0); \
if (! TARGET_FPU_DOUBLE) \
builtin_define ("__SH4_NOFPU__"); \
if (TARGET_SHMEDIA64) \
builtin_define_with_value ("__LONG_MAX__", \
"9223372036854775807L", 0); \
} \
} \
if (TARGET_HITACHI) \

2
gcc/config/stormy16/stormy16.h
View file

@ -67,7 +67,7 @@ Boston, MA 02111-1307, USA. */
/* Run-time target specifications */
#define CPP_PREDEFINES "-Dxstormy16 -Amachine=xstormy16 -D__INT_MAX__=32767"
#define CPP_PREDEFINES "-Dxstormy16 -Amachine=xstormy16"
/* This declaration should be present. */
extern int target_flags;

98
gcc/glimits.h
View file

@ -3,7 +3,7 @@
/* Number of bits in a `char'. */
#undef CHAR_BIT
#define CHAR_BIT 8
#define CHAR_BIT __CHAR_BIT__
/* Maximum length of a multibyte character. */
#ifndef MB_LEN_MAX
@ -12,102 +12,92 @@
/* Minimum and maximum values a `signed char' can hold. */
#undef SCHAR_MIN
#define SCHAR_MIN (-128)
#define SCHAR_MIN (-SCHAR_MAX - 1)
#undef SCHAR_MAX
#define SCHAR_MAX 127
#define SCHAR_MAX __SCHAR_MAX__
/* Maximum value an `unsigned char' can hold. (Minimum is 0). */
#undef UCHAR_MAX
#define UCHAR_MAX 255
#if __SCHAR_MAX__ == __INT_MAX__
# define UCHAR_MAX (SCHAR_MAX * 2U + 1U)
#else
# define UCHAR_MAX (SCHAR_MAX * 2 + 1)
#endif
/* Minimum and maximum values a `char' can hold. */
#ifdef __CHAR_UNSIGNED__
#undef CHAR_MIN
#define CHAR_MIN 0
#undef CHAR_MAX
#define CHAR_MAX 255
# undef CHAR_MIN
# if __SCHAR_MAX__ == __INT_MAX__
# define CHAR_MIN 0U
# else
# define CHAR_MIN 0
# endif
# undef CHAR_MAX
# define CHAR_MAX UCHAR_MAX
#else
#undef CHAR_MIN
#define CHAR_MIN (-128)
#undef CHAR_MAX
#define CHAR_MAX 127
#endif
#ifndef __SHRT_MAX__
#define __SHRT_MAX__ 32767
# undef CHAR_MIN
# define CHAR_MIN SCHAR_MIN
# undef CHAR_MAX
# define CHAR_MAX SCHAR_MAX
#endif
/* Minimum and maximum values a `signed short int' can hold. */
#undef SHRT_MIN
#define SHRT_MIN (-SHRT_MAX-1)
#define SHRT_MIN (-SHRT_MAX - 1)
#undef SHRT_MAX
#define SHRT_MAX __SHRT_MAX__
/* Minimum and maximum values a `signed int' can hold. */
#ifndef __INT_MAX__
#define __INT_MAX__ 2147483647
#endif
#undef INT_MIN
#define INT_MIN (-INT_MAX-1)
#undef INT_MAX
#define INT_MAX __INT_MAX__
/* Maximum value an `unsigned short int' can hold. (Minimum is 0). */
#undef USHRT_MAX
#if __SHRT_MAX__ == __INT_MAX__
#define USHRT_MAX (SHRT_MAX * 2U + 1U)
# define USHRT_MAX (SHRT_MAX * 2U + 1U)
#else
#define USHRT_MAX (SHRT_MAX * 2 + 1)
# define USHRT_MAX (SHRT_MAX * 2 + 1)
#endif
/* Minimum and maximum values a `signed int' can hold. */
#undef INT_MIN
#define INT_MIN (-INT_MAX - 1)
#undef INT_MAX
#define INT_MAX __INT_MAX__
/* Maximum value an `unsigned int' can hold. (Minimum is 0). */
#undef UINT_MAX
#define UINT_MAX (INT_MAX * 2U + 1)
#define UINT_MAX (INT_MAX * 2U + 1U)
/* Minimum and maximum values a `signed long int' can hold.
(Same as `int'). */
#ifndef __LONG_MAX__
#if defined (__alpha__) || (defined (__sparc__) && defined(__arch64__)) || defined (__sparcv9)
#define __LONG_MAX__ 9223372036854775807L
#else
#define __LONG_MAX__ 2147483647L
#endif /* __alpha__ || sparc64 */
#endif
#undef LONG_MIN
#define LONG_MIN (-LONG_MAX-1)
#define LONG_MIN (-LONG_MAX - 1L)
#undef LONG_MAX
#define LONG_MAX __LONG_MAX__
/* Maximum value an `unsigned long int' can hold. (Minimum is 0). */
#undef ULONG_MAX
#define ULONG_MAX (LONG_MAX * 2UL + 1)
#ifndef __LONG_LONG_MAX__
#define __LONG_LONG_MAX__ 9223372036854775807LL
#endif
#define ULONG_MAX (LONG_MAX * 2UL + 1UL)
#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
/* Minimum and maximum values a `signed long long int' can hold. */
#undef LLONG_MIN
#define LLONG_MIN (-LLONG_MAX-1)
#undef LLONG_MAX
#define LLONG_MAX __LONG_LONG_MAX__
# undef LLONG_MIN
# define LLONG_MIN (-LLONG_MAX - 1LL)
# undef LLONG_MAX
# define LLONG_MAX __LONG_LONG_MAX__
/* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */
#undef ULLONG_MAX
#define ULLONG_MAX (LLONG_MAX * 2ULL + 1)
# undef ULLONG_MAX
# define ULLONG_MAX (LLONG_MAX * 2ULL + 1ULL)
#endif
#if defined (__GNU_LIBRARY__) ? defined (__USE_GNU) : !defined (__STRICT_ANSI__)
/* Minimum and maximum values a `signed long long int' can hold. */
#undef LONG_LONG_MIN
#define LONG_LONG_MIN (-LONG_LONG_MAX-1)
#undef LONG_LONG_MAX
#define LONG_LONG_MAX __LONG_LONG_MAX__
# undef LONG_LONG_MIN
# define LONG_LONG_MIN (-LONG_LONG_MAX - 1LL)
# undef LONG_LONG_MAX
# define LONG_LONG_MAX __LONG_LONG_MAX__
/* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */
#undef ULONG_LONG_MAX
#define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1)
# undef ULONG_LONG_MAX
# define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1ULL)
#endif
#endif /* _LIMITS_H___ */