INT，INT32，_int64的范围
在做游戏的开发中，由于游戏运⾏的时间已经很长，数据量⾮常⼤，在内⽹测试，怎么测都没有问题，可是到外⽹就是时不时的挂了，后来打log才看出问题。是我的int类型范围设置⼩聊，数据较到，应该⽤__int64，我却⽤int32，超出范围。。。。
C:\Program Files\Borland\CBuilder6\Include\stdint.h
/* stdint.h
Integer types - c99 7.18
*/
/*
* C/C++ Run Time Library - Version 11.0
*
* Copyright (c) 2002 by Borland Software Corporation
* All Rights Rerved.
*
*/
#ifndef __STDINT_H
#define __STDINT_H
/* 7.18.1.1 Exact-width integer types */
typedef __int8 int8_t;
typedef __int16 int16_t;
typedef __int32 int32_t;
typedef __int64 int64_t;
typedef unsigned __int8 uint8_t;
typedef unsigned __int16 uint16_t;
typedef unsigned __int32 uint32_t;
typedef unsigned __int64 uint64_t;
/* 7.18.1.2 Minimum-width integer types */
typedef __int8 int_least8_t;
typedef __int16 int_least16_t;
typedef __int32 int_least32_t;
typedef __int64 int_least64_t;这儿
typedef unsigned __int8 uint_least8_t;
typedef unsigned __int16 uint_least16_t;
typedef unsigned __int32 uint_least32_t;
typedef unsigned __int64 uint_least64_t;
/* 7.18.1.3 Fastest minimum-width integer types */
typedef __int8 int_fast8_t;
typedef __int8 int_fast8_t;
typedef __int16 int_fast16_t;
typedef __int32 int_fast32_t;
typedef __int64 int_fast64_t;
typedef unsigned __int8 uint_fast8_t;
typedef unsigned __int16 uint_fast16_t;
typedef unsigned __int32 uint_fast32_t;
typedef unsigned __int64 uint_fast64_t;
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* 7.18.1.4 Integer types capable of holding object pointers */
typedef int32_t intptr_t;
typedef uint32_t uintptr_t;
/* 7.18.1.5 Greatest-width integer types */
typedef int64_t intmax_t;
typedef uint64_t uintmax_t;
/* 7.18.2.1 Limits of exact-width integer types */
#define INT8_MIN ((int8_t) -128)
魔术电影
#define INT16_MIN ((int16_t) -32768)
#define INT32_MIN ((int32_t) -2147483648)
#define INT64_MIN ((int64_t) -9223372036854775808)
#define INT8_MAX ((int8_t) 127)
#define INT16_MAX ((int16_t) 32767)
#define INT32_MAX ((int32_t) 2147483647)
#define INT64_MAX ((int64_t) 9223372036854775807)
#define UINT8_MAX ((uint8_t) 255)
#define UINT16_MAX ((uint16_t) 65535)
#define UINT32_MAX ((uint32_t) 4294967295)
#define UINT64_MAX ((uint64_t) 18446744073709551615)
/* 7.18.2.2 Limits of minimum-width integer types */
#define INT_LEAST8_MIN ((int_least8_t) -128)
妇孺皆知什么意思#define INT_LEAST16_MIN ((int_least16_t) -32768)
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#define INT_LEAST32_MIN ((int_least32_t) -2147483648)
#define INT_LEAST64_MIN ((int_least64_t) -9223372036854775808)
#define INT_LEAST8_MAX ((int_least8_t) 127)
#define INT_LEAST16_MAX ((int_least16_t) 32767)
#define INT_LEAST32_MAX ((int_least32_t) 2147483647)
#define INT_LEAST64_MAX ((int_least64_t) 9223372036854775807)
#define INT_LEAST64_MAX ((int_least64_t) 9223372036854775807)
#define UINT_LEAST8_MAX ((uint_least8_t) 255)
#define UINT_LEAST16_MAX ((uint_least16_t) 65535)
#define UINT_LEAST32_MAX ((uint_least32_t) 4294967295)
#define UINT_LEAST64_MAX ((uint_least64_t) 18446744073709551615)
/
* 7.18.2.3 Limits of fastest minimum-width integer types */
#define INT_FAST8_MIN ((int_fast8_t) -128)
#define INT_FAST16_MIN ((int_fast16_t) -32768)
#define INT_FAST32_MIN ((int_fast32_t) -2147483648)
#define INT_FAST64_MIN ((int_fast64_t) -9223372036854775808)
#define INT_FAST8_MAX ((int_fast8_t) 127)
#define INT_FAST16_MAX ((int_fast16_t) 32767)
#define INT_FAST32_MAX ((int_fast32_t) 2147483647)
#define INT_FAST64_MAX ((int_fast64_t) 9223372036854775807)
#define UINT_FAST8_MAX ((uint_fast8_t) 255)
#define UINT_FAST16_MAX ((uint_fast16_t) 65535)
#define UINT_FAST32_MAX ((uint_fast32_t) 4294967295)
#define UINT_FAST64_MAX ((uint_fast64_t) 18446744073709551615)
/* 7.18.2.4 Limits of integer types capable of holding object pointers */
#define INTPTR_MIN ((intptr_t) -32768)
#define INTPTR_MAX ((intptr_t) 32767)
#define UINTPTR_MAX ((intptr_t) 65535)
/* 7.18.2.5 Limits of greatest-width integer types */
#define INTMAX_MIN ((intmax_t) -9223372036854775808)
#define INTMAX_MAX ((intmax_t) 9223372036854775807)
#define UINTMAX_MAX ((uintmax_t) 18446744073709551615)
/* 7.18.3 Limits of other integer types */
#define PTRDIFF_MIN ((int32_t) -65536)
#define PTRDIFF_MAX ((int32_t) 65535)
#ifdef __STDC_LIMIT_MACROS
#define SIG_ATOMIC_MIN INT32_MIN
#define SIG_ATOMIC_MAX INT32_MAX
#endif
#define SIZE_MAX 65535
#ifdef __STDC_CONSTANT_MACROS
#define WCHAR_MIN INT16_MIN高清好看的图片
#define WCHAR_MAX INT16_MAX
#define WINT_MIN INT16_MIN
#define WINT_MAX INT16_MAX
#endif
/* 7.18.4.1 Macros for minimum-width integer constants */
蛤蚧泡酒#define INT8_C(x) ((int8_t) x)
#define INT16_C(x) ((int16_t) x)
#define INT32_C(x) ((int32_t) x)
#define INT64_C(x) ((int64_t) x)
定制婚礼#define UINT8_C(x) ((uint8_t) x)
#define UINT16_C(x) ((uint16_t) x)
#define UINT32_C(x) ((uint32_t) x)
#define UINT64_C(x) ((uint64_t) x)
/
* 7.18.4.2 Macros for greatest-width integer constants */
#define INTMAX_C(x) ((intmax_t) x)
#define UINTMAX_C(x) ((uintmax_t) x)
#endif /* __STDINT_H */
