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fix inttypes.h PRI and SCN macros for [u]intptr_t types

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while using "l" unconditionally gave the right behavior due to
matching sizes/representations, it was technically UB and produced
compiler warnings with format string checking.
This commit is contained in:
Rich Felker 2013-10-30 14:52:55 -04:00
parent b7d3210196
commit 4ecf33614b
1 changed files with 13 additions and 11 deletions
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24
include/inttypes.h
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@ -24,8 +24,10 @@ uintmax_t wcstoumax(const wchar_t *__restrict, wchar_t **__restrict, int);
#if UINTPTR_MAX == UINT64_MAX #if UINTPTR_MAX == UINT64_MAX
#define __PRI64 "l" #define __PRI64 "l"
#define __PRIPTR "l"
#else #else
#define __PRI64 "ll" #define __PRI64 "ll"
#define __PRIPTR ""
#endif #endif
#define PRId8 "d" #define PRId8 "d"
@ -125,12 +127,12 @@ uintmax_t wcstoumax(const wchar_t *__restrict, wchar_t **__restrict, int);
#define PRIxMAX __PRI64 "x" #define PRIxMAX __PRI64 "x"
#define PRIXMAX __PRI64 "X" #define PRIXMAX __PRI64 "X"
#define PRIdPTR "ld" #define PRIdPTR __PRIPTR "d"
#define PRIiPTR "li" #define PRIiPTR __PRIPTR "i"
#define PRIoPTR "lo" #define PRIoPTR __PRIPTR "o"
#define PRIuPTR "lu" #define PRIuPTR __PRIPTR "u"
#define PRIxPTR "lx" #define PRIxPTR __PRIPTR "x"
#define PRIXPTR "lX" #define PRIXPTR __PRIPTR "X"
#define SCNd8 "hhd" #define SCNd8 "hhd"
#define SCNd16 "hd" #define SCNd16 "hd"
@ -213,11 +215,11 @@ uintmax_t wcstoumax(const wchar_t *__restrict, wchar_t **__restrict, int);
#define SCNuMAX __PRI64 "u" #define SCNuMAX __PRI64 "u"
#define SCNxMAX __PRI64 "x" #define SCNxMAX __PRI64 "x"
#define SCNdPTR "ld" #define SCNdPTR __PRIPTR "d"
#define SCNiPTR "li" #define SCNiPTR __PRIPTR "i"
#define SCNoPTR "lo" #define SCNoPTR __PRIPTR "o"
#define SCNuPTR "lu" #define SCNuPTR __PRIPTR "u"
#define SCNxPTR "lx" #define SCNxPTR __PRIPTR "x"
#ifdef __cplusplus #ifdef __cplusplus
} }