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Re: [PATCH] Harmonize stdint.h and _default_types.h


Hi Sebastian,


this patch looks good to me.  Hans-Peter, would you mind to have a look
as well?


Thanks,
Corinna


On Dec  2 16:01, Sebastian Huber wrote:
> 2013-12-02  Sebastian Huber <sebastian.huber@embedded-brains.de>
> 
> 	* libc/include/machine/_default_types.h: Move extern "C" after
> 	header includes.  Include <sys/features.h> for
> 	__GNUC_PREREQ__().
> 	(__u?int.*_t): Define via GCC provided __U?INT.*_TYPE__ if
> 	available.
> 	(__intptr_t): Define.
> 	(__uintptr_t): Likewise.
> 	* libc/include/stdint.h: Include <machine/_default_types.h>
> 	instead of <_ansi.h>.
> 	(u?int.*_t): Define via __u?int.*_t provided by
> 	<machine/_default_types.h>.
> 	(u?int_fast.*_t): Define via GCC provided
> 	__U?INT_FAST.*_TYPE__ if available.
> 	(U?INT.*(MIN|MAX)): Define via GCC provided __U?INT.*(MIN|MAX)__
> 	if available.
> 	(U?INT.*_C): Define via GCC provided __U?INT.*_C if available.
> 	* libc/include/sys/cdefs.h: Use <machine/_default_types.h>
> 	instead of <stdint.h>.
> 	* libc/sys/rtems/sys/cpuset.h: Likewise.
> 	* libc/sys/rtems/machine/_types.h: Include <stdint.h> for
> 	FreeBSD compatibility.
> ---
>  newlib/libc/include/machine/_default_types.h |  136 ++++++++++----
>  newlib/libc/include/stdint.h                 |  252 ++++++++++++++------------
>  newlib/libc/include/sys/cdefs.h              |    8 +-
>  newlib/libc/sys/rtems/machine/_types.h       |    1 +
>  newlib/libc/sys/rtems/sys/cpuset.h           |    4 +-
>  5 files changed, 245 insertions(+), 156 deletions(-)
> 
> diff --git a/newlib/libc/include/machine/_default_types.h b/newlib/libc/include/machine/_default_types.h
> index 362e079..2bd5f64 100644
> --- a/newlib/libc/include/machine/_default_types.h
> +++ b/newlib/libc/include/machine/_default_types.h
> @@ -5,9 +5,7 @@
>  #ifndef _MACHINE__DEFAULT_TYPES_H
>  #define _MACHINE__DEFAULT_TYPES_H
>  
> -#ifdef __cplusplus
> -extern "C" {
> -#endif
> +#include <sys/features.h>
>  
>  /*
>   * Guess on types by examining *_MIN / *_MAX defines.
> @@ -21,13 +19,25 @@ extern "C" {
>  #include <limits.h>
>  #endif
>  
> -#if __EXP(SCHAR_MAX) == 0x7f
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +#ifdef __INT8_TYPE__
> +typedef __INT8_TYPE__ __int8_t;
> +typedef __UINT8_TYPE__ __uint8_t;
> +#define ___int8_t_defined 1
> +#elif __EXP(SCHAR_MAX) == 0x7f
>  typedef signed char __int8_t ;
>  typedef unsigned char __uint8_t ;
>  #define ___int8_t_defined 1
>  #endif
>  
> -#if __EXP(INT_MAX) == 0x7fff
> +#ifdef __INT16_TYPE__
> +typedef __INT16_TYPE__ __int16_t;
> +typedef __UINT16_TYPE__ __uint16_t;
> +#define ___int16_t_defined 1
> +#elif __EXP(INT_MAX) == 0x7fff
>  typedef signed int __int16_t;
>  typedef unsigned int __uint16_t;
>  #define ___int16_t_defined 1
> @@ -41,19 +51,11 @@ typedef unsigned char __uint16_t;
>  #define ___int16_t_defined 1
>  #endif
>  
> -#if ___int16_t_defined
> -typedef __int16_t __int_least16_t;
> -typedef __uint16_t __uint_least16_t;
> -#define ___int_least16_t_defined 1
> -
> -#if !___int8_t_defined
> -typedef __int16_t __int_least8_t;
> -typedef __uint16_t __uint_least8_t;
> -#define ___int_least8_t_defined 1
> -#endif
> -#endif
> -
> -#if __EXP(INT_MAX) == 0x7fffffffL
> +#ifdef __INT32_TYPE__
> +typedef __INT32_TYPE__ __int32_t;
> +typedef __UINT32_TYPE__ __uint32_t;
> +#define ___int32_t_defined 1
> +#elif __EXP(INT_MAX) == 0x7fffffffL
>  typedef signed int __int32_t;
>  typedef unsigned int __uint32_t;
>  #define ___int32_t_defined 1
> @@ -71,24 +73,11 @@ typedef unsigned char __uint32_t;
>  #define ___int32_t_defined 1
>  #endif
>  
> -#if ___int32_t_defined
> -typedef __int32_t __int_least32_t;
> -typedef __uint32_t __uint_least32_t;
> -#define ___int_least32_t_defined 1
> -
> -#if !___int8_t_defined
> -typedef __int32_t __int_least8_t;
> -typedef __uint32_t __uint_least8_t;
> -#define ___int_least8_t_defined 1
> -#endif
> -#if !___int16_t_defined
> -typedef __int32_t __int_least16_t;
> -typedef __uint32_t __uint_least16_t;
> -#define ___int_least16_t_defined 1
> -#endif
> -#endif
> -
> -#if __EXP(LONG_MAX) > 0x7fffffff
> +#ifdef __INT64_TYPE__
> +typedef __INT64_TYPE__ __int64_t;
> +typedef __UINT64_TYPE__ __uint64_t;
> +#define ___int64_t_defined 1
> +#elif __EXP(LONG_MAX) > 0x7fffffff
>  typedef signed long __int64_t;
>  typedef unsigned long __uint64_t;
>  #define ___int64_t_defined 1
> @@ -111,6 +100,81 @@ typedef unsigned int __uint64_t;
>  #define ___int64_t_defined 1
>  #endif
>  
> +#ifdef __INT_LEAST8_TYPE__
> +typedef __INT_LEAST8_TYPE__ __int_least8_t;
> +typedef __UINT_LEAST8_TYPE__ __uint_least8_t;
> +#define ___int_least8_t_defined 1
> +#elif defined(___int8_t_defined)
> +typedef __int8_t __int_least8_t;
> +typedef __uint8_t __uint_least8_t;
> +#define ___int_least8_t_defined 1
> +#elif defined(___int16_t_defined)
> +typedef __int16_t __int_least8_t;
> +typedef __uint16_t __uint_least8_t;
> +#define ___int_least8_t_defined 1
> +#elif defined(___int32_t_defined)
> +typedef __int32_t __int_least8_t;
> +typedef __uint32_t __uint_least8_t;
> +#define ___int_least8_t_defined 1
> +#elif defined(___int64_t_defined)
> +typedef __int64_t __int_least8_t;
> +typedef __uint64_t __uint_least8_t;
> +#define ___int_least8_t_defined 1
> +#endif
> +
> +#ifdef __INT_LEAST16_TYPE__
> +typedef __INT_LEAST16_TYPE__ __int_least16_t;
> +typedef __UINT_LEAST16_TYPE__ __uint_least16_t;
> +#define ___int_least16_t_defined 1
> +#elif defined(___int16_t_defined)
> +typedef __int16_t __int_least16_t;
> +typedef __uint16_t __uint_least16_t;
> +#define ___int_least16_t_defined 1
> +#elif defined(___int32_t_defined)
> +typedef __int32_t __int_least16_t;
> +typedef __uint32_t __uint_least16_t;
> +#define ___int_least16_t_defined 1
> +#elif defined(___int64_t_defined)
> +typedef __int64_t __int_least16_t;
> +typedef __uint64_t __uint_least16_t;
> +#define ___int_least16_t_defined 1
> +#endif
> +
> +#ifdef __INT_LEAST32_TYPE__
> +typedef __INT_LEAST32_TYPE__ __int_least32_t;
> +typedef __UINT_LEAST32_TYPE__ __uint_least32_t;
> +#define ___int_least32_t_defined 1
> +#elif defined(___int32_t_defined)
> +typedef __int32_t __int_least32_t;
> +typedef __uint32_t __uint_least32_t;
> +#define ___int_least32_t_defined 1
> +#elif defined(___int64_t_defined)
> +typedef __int64_t __int_least32_t;
> +typedef __uint64_t __uint_least32_t;
> +#define ___int_least32_t_defined 1
> +#endif
> +
> +#ifdef __INT_LEAST64_TYPE__
> +typedef __INT_LEAST64_TYPE__ __int_least64_t;
> +typedef __UINT_LEAST64_TYPE__ __uint_least64_t;
> +#define ___int_least64_t_defined 1
> +#elif defined(___int64_t_defined)
> +typedef __int64_t __int_least64_t;
> +typedef __uint64_t __uint_least64_t;
> +#define ___int_least64_t_defined 1
> +#endif
> +
> +#ifdef __INTPTR_TYPE__
> +typedef __INTPTR_TYPE__ __intptr_t;
> +typedef __UINTPTR_TYPE__ __uintptr_t;
> +#elif defined(__PTRDIFF_TYPE__)
> +typedef __PTRDIFF_TYPE__ __intptr_t;
> +typedef unsigned __PTRDIFF_TYPE__ __uintptr_t;
> +#else
> +typedef long __intptr_t;
> +typedef unsigned long __uintptr_t;
> +#endif
> +
>  #undef __EXP
>  
>  #ifdef __cplusplus
> diff --git a/newlib/libc/include/stdint.h b/newlib/libc/include/stdint.h
> index d0374ae..85d1054 100644
> --- a/newlib/libc/include/stdint.h
> +++ b/newlib/libc/include/stdint.h
> @@ -9,7 +9,7 @@
>  #ifndef _STDINT_H
>  #define _STDINT_H
>  
> -#include <_ansi.h>
> +#include <machine/_default_types.h>
>  
>  #ifdef __cplusplus
>  extern "C" {
> @@ -37,116 +37,52 @@ extern "C" {
>  #define __have_long32 1
>  #endif
>  
> -#if __STDINT_EXP(SCHAR_MAX) == 0x7f
> -typedef signed char int8_t ;
> -typedef unsigned char uint8_t ;
> +#ifdef ___int8_t_defined
> +typedef __int8_t int8_t ;
> +typedef __uint8_t uint8_t ;
>  #define __int8_t_defined 1
>  #endif
>  
> -#if __int8_t_defined
> -typedef signed char int_least8_t;
> -typedef unsigned char uint_least8_t;
> +#ifdef ___int_least8_t_defined
> +typedef __int_least8_t int_least8_t;
> +typedef __uint_least8_t uint_least8_t;
>  #define __int_least8_t_defined 1
>  #endif
>  
> -#if __STDINT_EXP(SHRT_MAX) == 0x7fff
> -typedef signed short int16_t;
> -typedef unsigned short uint16_t;
> -#define __int16_t_defined 1
> -#elif __STDINT_EXP(INT_MAX) == 0x7fff
> -typedef signed int int16_t;
> -typedef unsigned int uint16_t;
> -#define __int16_t_defined 1
> -#elif __STDINT_EXP(SCHAR_MAX) == 0x7fff
> -typedef signed char int16_t;
> -typedef unsigned char uint16_t;
> +#ifdef ___int16_t_defined
> +typedef __int16_t int16_t ;
> +typedef __uint16_t uint16_t ;
>  #define __int16_t_defined 1
>  #endif
>  
> -#if __int16_t_defined
> -typedef int16_t   	int_least16_t;
> -typedef uint16_t 	uint_least16_t;
> +#ifdef ___int_least16_t_defined
> +typedef __int_least16_t int_least16_t;
> +typedef __uint_least16_t uint_least16_t;
>  #define __int_least16_t_defined 1
> -
> -#if !__int_least8_t_defined
> -typedef int16_t	   	int_least8_t;
> -typedef uint16_t  	uint_least8_t;
> -#define __int_least8_t_defined 1
> -#endif
>  #endif
>  
> -#if __have_long32
> -typedef signed long int32_t;
> -typedef unsigned long uint32_t;
> -#define __int32_t_defined 1
> -#elif __STDINT_EXP(INT_MAX) == 0x7fffffffL
> -typedef signed int int32_t;
> -typedef unsigned int uint32_t;
> -#define __int32_t_defined 1
> -#elif __STDINT_EXP(SHRT_MAX) == 0x7fffffffL
> -typedef signed short int32_t;
> -typedef unsigned short uint32_t;
> -#define __int32_t_defined 1
> -#elif __STDINT_EXP(SCHAR_MAX) == 0x7fffffffL
> -typedef signed char int32_t;
> -typedef unsigned char uint32_t;
> +#ifdef ___int32_t_defined
> +typedef __int32_t int32_t ;
> +typedef __uint32_t uint32_t ;
>  #define __int32_t_defined 1
>  #endif
>  
> -#if __int32_t_defined
> -typedef int32_t   	int_least32_t;
> -typedef uint32_t 	uint_least32_t;
> +#ifdef ___int_least32_t_defined
> +typedef __int_least32_t int_least32_t;
> +typedef __uint_least32_t uint_least32_t;
>  #define __int_least32_t_defined 1
> -
> -#if !__int_least8_t_defined
> -typedef int32_t	   	int_least8_t;
> -typedef uint32_t  	uint_least8_t;
> -#define __int_least8_t_defined 1
> -#endif
> -
> -#if !__int_least16_t_defined
> -typedef int32_t	   	int_least16_t;
> -typedef uint32_t  	uint_least16_t;
> -#define __int_least16_t_defined 1
> -#endif
>  #endif
>  
> -#if __have_long64
> -typedef signed long int64_t;
> -typedef unsigned long uint64_t;
> -#define __int64_t_defined 1
> -#elif __have_longlong64
> -typedef signed long long int64_t;
> -typedef unsigned long long uint64_t;
> -#define __int64_t_defined 1
> -#elif  __STDINT_EXP(INT_MAX) > 0x7fffffff
> -typedef signed int int64_t;
> -typedef unsigned int uint64_t;
> +#ifdef ___int64_t_defined
> +typedef __int64_t int64_t ;
> +typedef __uint64_t uint64_t ;
>  #define __int64_t_defined 1
>  #endif
>  
> -#if __int64_t_defined
> -typedef int64_t   	int_least64_t;
> -typedef uint64_t 	uint_least64_t;
> +#ifdef ___int_least64_t_defined
> +typedef __int_least64_t int_least64_t;
> +typedef __uint_least64_t uint_least64_t;
>  #define __int_least64_t_defined 1
> -
> -#if !__int_least8_t_defined
> -typedef int64_t	   	int_least8_t;
> -typedef uint64_t  	uint_least8_t;
> -#define __int_least8_t_defined 1
> -#endif
> -
> -#if !__int_least16_t_defined
> -typedef int64_t	   	int_least16_t;
> -typedef uint64_t  	uint_least16_t;
> -#define __int_least16_t_defined 1
> -#endif
> -
> -#if !__int_least32_t_defined
> -typedef int64_t	   	int_least32_t;
> -typedef uint64_t  	uint_least32_t;
> -#define __int_least32_t_defined 1
> -#endif
>  #endif
>  
>  /*
> @@ -155,25 +91,41 @@ typedef uint64_t  	uint_least32_t;
>   * Assume int to be the fastest type for all types with a width 
>   * less than __INT_MAX__ rsp. INT_MAX
>   */
> -#if __STDINT_EXP(INT_MAX) >= 0x7f
> +#ifdef __INT_FAST8_TYPE__
> +  typedef __INT_FAST8_TYPE__ int_fast8_t;
> +  typedef __UINT_FAST8_TYPE__ uint_fast8_t;
> +#define __int_fast8_t_defined 1
> +#elif __STDINT_EXP(INT_MAX) >= 0x7f
>    typedef signed int int_fast8_t;
>    typedef unsigned int uint_fast8_t;
>  #define __int_fast8_t_defined 1
>  #endif
>  
> -#if __STDINT_EXP(INT_MAX) >= 0x7fff
> +#ifdef __INT_FAST16_TYPE__
> +  typedef __INT_FAST16_TYPE__ int_fast16_t;
> +  typedef __UINT_FAST16_TYPE__ uint_fast16_t;
> +#define __int_fast16_t_defined 1
> +#elif __STDINT_EXP(INT_MAX) >= 0x7fff
>    typedef signed int int_fast16_t;
>    typedef unsigned int uint_fast16_t;
>  #define __int_fast16_t_defined 1
>  #endif
>  
> -#if __STDINT_EXP(INT_MAX) >= 0x7fffffff
> +#ifdef __INT_FAST32_TYPE__
> +  typedef __INT_FAST32_TYPE__ int_fast32_t;
> +  typedef __UINT_FAST32_TYPE__ uint_fast32_t;
> +#define __int_fast32_t_defined 1
> +#elif __STDINT_EXP(INT_MAX) >= 0x7fffffff
>    typedef signed int int_fast32_t;
>    typedef unsigned int uint_fast32_t;
>  #define __int_fast32_t_defined 1
>  #endif
>  
> -#if __STDINT_EXP(INT_MAX) > 0x7fffffff
> +#ifdef __INT_FAST64_TYPE__
> +  typedef __INT_FAST64_TYPE__ int_fast64_t;
> +  typedef __UINT_FAST64_TYPE__ uint_fast64_t;
> +#define __int_fast64_t_defined 1
> +#elif __STDINT_EXP(INT_MAX) > 0x7fffffff
>    typedef signed int int_fast64_t;
>    typedef unsigned int uint_fast64_t;
>  #define __int_fast64_t_defined 1
> @@ -235,13 +187,14 @@ typedef uint64_t  	uint_least32_t;
>    typedef unsigned long uintmax_t;
>  #endif
>  
> -/*
> - * GCC doesn't provide an appropriate macro for [u]intptr_t
> - * For now, use __PTRDIFF_TYPE__
> - */
> -#if defined(__PTRDIFF_TYPE__)
> -typedef signed __PTRDIFF_TYPE__ intptr_t;
> -typedef unsigned __PTRDIFF_TYPE__ uintptr_t;
> +typedef __intptr_t intptr_t;
> +typedef __uintptr_t uintptr_t;
> +
> +#ifdef __INTPTR_TYPE__
> +#define INTPTR_MIN (-__INTPTR_MAX__ - 1)
> +#define INTPTR_MAX __INTPTR_MAX__
> +#define UINTPTR_MAX __UINTPTR_MAX__
> +#elif defined(__PTRDIFF_TYPE__)
>  #define INTPTR_MAX PTRDIFF_MAX
>  #define INTPTR_MIN PTRDIFF_MIN
>  #ifdef __UINTPTR_MAX__
> @@ -254,8 +207,6 @@ typedef unsigned __PTRDIFF_TYPE__ uintptr_t;
>   * Fallback to hardcoded values, 
>   * should be valid on cpu's with 32bit int/32bit void*
>   */
> -typedef signed long intptr_t;
> -typedef unsigned long uintptr_t;
>  #define INTPTR_MAX __STDINT_EXP(LONG_MAX)
>  #define INTPTR_MIN (-__STDINT_EXP(LONG_MAX) - 1)
>  #define UINTPTR_MAX (__STDINT_EXP(LONG_MAX) * 2UL + 1)
> @@ -263,13 +214,21 @@ typedef unsigned long uintptr_t;
>  
>  /* Limits of Specified-Width Integer Types */
>  
> -#if __int8_t_defined
> +#ifdef __INT8_MAX__
> +#define INT8_MIN (-__INT8_MAX__ - 1)
> +#define INT8_MAX __INT8_MAX__
> +#define UINT8_MAX __UINT8_MAX__
> +#elif defined(__int8_t_defined)
>  #define INT8_MIN 	-128
>  #define INT8_MAX 	 127
>  #define UINT8_MAX 	 255
>  #endif
>  
> -#if __int_least8_t_defined
> +#ifdef __INT_LEAST8_MAX__
> +#define INT_LEAST8_MIN (-__INT_LEAST8_MAX__ - 1)
> +#define INT_LEAST8_MAX __INT_LEAST8_MAX__
> +#define UINT_LEAST8_MAX __UINT_LEAST8_MAX__
> +#elif defined(__int_least8_t_defined)
>  #define INT_LEAST8_MIN 	-128
>  #define INT_LEAST8_MAX 	 127
>  #define UINT_LEAST8_MAX	 255
> @@ -277,13 +236,21 @@ typedef unsigned long uintptr_t;
>  #error required type int_least8_t missing
>  #endif
>  
> -#if __int16_t_defined
> +#ifdef __INT16_MAX__
> +#define INT16_MIN (-__INT16_MAX__ - 1)
> +#define INT16_MAX __INT16_MAX__
> +#define UINT16_MAX __UINT16_MAX__
> +#elif defined(__int16_t_defined)
>  #define INT16_MIN 	-32768
>  #define INT16_MAX 	 32767
>  #define UINT16_MAX 	 65535
>  #endif
>  
> -#if __int_least16_t_defined
> +#ifdef __INT_LEAST16_MAX__
> +#define INT_LEAST16_MIN (-__INT_LEAST16_MAX__ - 1)
> +#define INT_LEAST16_MAX __INT_LEAST16_MAX__
> +#define UINT_LEAST16_MAX __UINT_LEAST16_MAX__
> +#elif defined(__int_least16_t_defined)
>  #define INT_LEAST16_MIN	-32768
>  #define INT_LEAST16_MAX	 32767
>  #define UINT_LEAST16_MAX 65535
> @@ -291,7 +258,11 @@ typedef unsigned long uintptr_t;
>  #error required type int_least16_t missing
>  #endif
>  
> -#if __int32_t_defined
> +#ifdef __INT32_MAX__
> +#define INT32_MIN (-__INT32_MAX__ - 1)
> +#define INT32_MAX __INT32_MAX__
> +#define UINT32_MAX __UINT32_MAX__
> +#elif defined(__int32_t_defined)
>  #if __have_long32
>  #define INT32_MIN 	 (-2147483647L-1)
>  #define INT32_MAX 	 2147483647L
> @@ -303,7 +274,11 @@ typedef unsigned long uintptr_t;
>  #endif
>  #endif
>  
> -#if __int_least32_t_defined
> +#ifdef __INT_LEAST32_MAX__
> +#define INT_LEAST32_MIN (-__INT_LEAST32_MAX__ - 1)
> +#define INT_LEAST32_MAX __INT_LEAST32_MAX__
> +#define UINT_LEAST32_MAX __UINT_LEAST32_MAX__
> +#elif defined(__int_least32_t_defined)
>  #if __have_long32
>  #define INT_LEAST32_MIN  (-2147483647L-1)
>  #define INT_LEAST32_MAX  2147483647L
> @@ -317,7 +292,11 @@ typedef unsigned long uintptr_t;
>  #error required type int_least32_t missing
>  #endif
>  
> -#if __int64_t_defined
> +#ifdef __INT64_MAX__
> +#define INT64_MIN (-__INT64_MAX__ - 1)
> +#define INT64_MAX __INT64_MAX__
> +#define UINT64_MAX __UINT64_MAX__
> +#elif defined(__int64_t_defined)
>  #if __have_long64
>  #define INT64_MIN 	(-9223372036854775807L-1L)
>  #define INT64_MAX 	 9223372036854775807L
> @@ -329,7 +308,11 @@ typedef unsigned long uintptr_t;
>  #endif
>  #endif
>  
> -#if __int_least64_t_defined
> +#ifdef __INT_LEAST64_MAX__
> +#define INT_LEAST64_MIN (-__INT_LEAST64_MAX__ - 1)
> +#define INT_LEAST64_MAX __INT_LEAST64_MAX__
> +#define UINT_LEAST64_MAX __UINT_LEAST64_MAX__
> +#elif defined(__int_least64_t_defined)
>  #if __have_long64
>  #define INT_LEAST64_MIN  (-9223372036854775807L-1L)
>  #define INT_LEAST64_MAX  9223372036854775807L
> @@ -341,7 +324,11 @@ typedef unsigned long uintptr_t;
>  #endif
>  #endif
>  
> -#if __int_fast8_t_defined
> +#ifdef __INT_FAST8_MAX__
> +#define INT_FAST8_MIN (-__INT_FAST8_MAX__ - 1)
> +#define INT_FAST8_MAX __INT_FAST8_MAX__
> +#define UINT_FAST8_MAX __UINT_FAST8_MAX__
> +#elif defined(__int_fast8_t_defined)
>  #if __STDINT_EXP(INT_MAX) >= 0x7f
>  #define INT_FAST8_MIN	(-__STDINT_EXP(INT_MAX)-1)
>  #define INT_FAST8_MAX	__STDINT_EXP(INT_MAX)
> @@ -353,7 +340,11 @@ typedef unsigned long uintptr_t;
>  #endif
>  #endif
>  
> -#if __int_fast16_t_defined
> +#ifdef __INT_FAST16_MAX__
> +#define INT_FAST16_MIN (-__INT_FAST16_MAX__ - 1)
> +#define INT_FAST16_MAX __INT_FAST16_MAX__
> +#define UINT_FAST16_MAX __UINT_FAST16_MAX__
> +#elif defined(__int_fast16_t_defined)
>  #if __STDINT_EXP(INT_MAX) >= 0x7fff
>  #define INT_FAST16_MIN	(-__STDINT_EXP(INT_MAX)-1)
>  #define INT_FAST16_MAX	__STDINT_EXP(INT_MAX)
> @@ -365,7 +356,11 @@ typedef unsigned long uintptr_t;
>  #endif
>  #endif
>  
> -#if __int_fast32_t_defined
> +#ifdef __INT_FAST32_MAX__
> +#define INT_FAST32_MIN (-__INT_FAST32_MAX__ - 1)
> +#define INT_FAST32_MAX __INT_FAST32_MAX__
> +#define UINT_FAST32_MAX __UINT_FAST32_MAX__
> +#elif defined(__int_fast32_t_defined)
>  #if __STDINT_EXP(INT_MAX) >= 0x7fffffff
>  #define INT_FAST32_MIN	(-__STDINT_EXP(INT_MAX)-1)
>  #define INT_FAST32_MAX	__STDINT_EXP(INT_MAX)
> @@ -377,7 +372,11 @@ typedef unsigned long uintptr_t;
>  #endif
>  #endif
>  
> -#if __int_fast64_t_defined
> +#ifdef __INT_FAST64_MAX__
> +#define INT_FAST64_MIN (-__INT_FAST64_MAX__ - 1)
> +#define INT_FAST64_MAX __INT_FAST64_MAX__
> +#define UINT_FAST64_MAX __UINT_FAST64_MAX__
> +#elif defined(__int_fast64_t_defined)
>  #if __STDINT_EXP(INT_MAX) > 0x7fffffff
>  #define INT_FAST64_MIN	(-__STDINT_EXP(INT_MAX)-1)
>  #define INT_FAST64_MAX	__STDINT_EXP(INT_MAX)
> @@ -444,20 +443,34 @@ typedef unsigned long uintptr_t;
>  #endif
>  
>  /** Macros for minimum-width integer constant expressions */
> +#ifdef INT8_C
> +#define INT8_C(x) __INT8_C(x)
> +#define UINT8_C(x) __UINT8_C(x)
> +#else
>  #define INT8_C(x)	x
>  #if __STDINT_EXP(INT_MAX) > 0x7f
>  #define UINT8_C(x)	x
>  #else
>  #define UINT8_C(x)	x##U
>  #endif
> +#endif
>  
> +#ifdef INT16_C
> +#define INT16_C(x) __INT16_C(x)
> +#define UINT16_C(x) __UINT16_C(x)
> +#else
>  #define INT16_C(x)	x
>  #if __STDINT_EXP(INT_MAX) > 0x7fff
>  #define UINT16_C(x)	x
>  #else
>  #define UINT16_C(x)	x##U
>  #endif
> +#endif
>  
> +#ifdef INT32_C
> +#define INT32_C(x) __INT32_C(x)
> +#define UINT32_C(x) __UINT32_C(x)
> +#else
>  #if __have_long32
>  #define INT32_C(x)	x##L
>  #define UINT32_C(x)	x##UL
> @@ -465,7 +478,12 @@ typedef unsigned long uintptr_t;
>  #define INT32_C(x)	x
>  #define UINT32_C(x)	x##U
>  #endif
> +#endif
>  
> +#ifdef INT64_C
> +#define INT64_C(x) __INT64_C(x)
> +#define UINT64_C(x) __UINT64_C(x)
> +#else
>  #if __int64_t_defined
>  #if __have_long64
>  #define INT64_C(x)	x##L
> @@ -475,8 +493,13 @@ typedef unsigned long uintptr_t;
>  #define UINT64_C(x)	x##ULL
>  #endif
>  #endif
> +#endif
>  
>  /** Macros for greatest-width integer constant expression */
> +#ifdef __INTMAX_C
> +#define INTMAX_C(x) __INTMAX_C(x)
> +#define UINTMAX_C(x) __UINTMAX_C(x)
> +#else
>  #if __have_long64
>  #define INTMAX_C(x)	x##L
>  #define UINTMAX_C(x)	x##UL
> @@ -484,6 +507,7 @@ typedef unsigned long uintptr_t;
>  #define INTMAX_C(x)	x##LL
>  #define UINTMAX_C(x)	x##ULL
>  #endif
> +#endif
>  
>  
>  #ifdef __cplusplus
> diff --git a/newlib/libc/include/sys/cdefs.h b/newlib/libc/include/sys/cdefs.h
> index 4a7339c..a5e613c 100644
> --- a/newlib/libc/include/sys/cdefs.h
> +++ b/newlib/libc/include/sys/cdefs.h
> @@ -40,9 +40,9 @@
>  #ifndef	_SYS_CDEFS_H_
>  #define	_SYS_CDEFS_H_
>  
> +#include <machine/_default_types.h>
>  #include <sys/features.h>
>  #include <stddef.h>
> -#include <stdint.h>
>  
>  #define __PMT(args)	args
>  #define __DOTS    	, ...
> @@ -572,15 +572,15 @@
>  #endif
>  
>  #ifndef	__DECONST
> -#define	__DECONST(type, var)	((type)(uintptr_t)(const void *)(var))
> +#define	__DECONST(type, var)	((type)(__uintptr_t)(const void *)(var))
>  #endif
>  
>  #ifndef	__DEVOLATILE
> -#define	__DEVOLATILE(type, var)	((type)(uintptr_t)(volatile void *)(var))
> +#define	__DEVOLATILE(type, var)	((type)(__uintptr_t)(volatile void *)(var))
>  #endif
>  
>  #ifndef	__DEQUALIFY
> -#define	__DEQUALIFY(type, var)	((type)(uintptr_t)(const volatile void *)(var))
> +#define	__DEQUALIFY(type, var)	((type)(__uintptr_t)(const volatile void *)(var))
>  #endif
>  
>  /*-
> diff --git a/newlib/libc/sys/rtems/machine/_types.h b/newlib/libc/sys/rtems/machine/_types.h
> index 1711c7a..e8b2bc7 100644
> --- a/newlib/libc/sys/rtems/machine/_types.h
> +++ b/newlib/libc/sys/rtems/machine/_types.h
> @@ -9,6 +9,7 @@
>  #define _HAVE_SYSTYPES
>  
>  #include <machine/_default_types.h>
> +#include <stdint.h> /* For FreeBSD compatibility */
>  
>  typedef __int32_t blksize_t;
>  typedef __int32_t blkcnt_t;
> diff --git a/newlib/libc/sys/rtems/sys/cpuset.h b/newlib/libc/sys/rtems/sys/cpuset.h
> index 763e813..4231f0e 100644
> --- a/newlib/libc/sys/rtems/sys/cpuset.h
> +++ b/newlib/libc/sys/rtems/sys/cpuset.h
> @@ -45,8 +45,8 @@
>  #ifndef _SYS_CPUSET_H_
>  #define _SYS_CPUSET_H_
>  
> +#include <machine/_default_types.h>
>  #include <stddef.h>
> -#include <stdint.h>
>  
>  #ifdef __cplusplus
>  extern "C" {
> @@ -58,7 +58,7 @@ extern "C" {
>  #endif
>  
>  /* word in the cpu set */
> -typedef uint32_t cpu_set_word_t;
> +typedef __uint32_t cpu_set_word_t;
>  
>  /* Number of bits per cpu_set_t element */
>  #define _NCPUBITS  (sizeof(cpu_set_word_t) * 8)
> -- 
> 1.7.7

-- 
Corinna Vinschen
Cygwin Maintainer
Red Hat

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