[444] | 1 | /* |
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| 2 | * Copyright (c) 2004, 2005 by |
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| 3 | * Ralf Corsepius, Ulm/Germany. All rights reserved. |
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| 4 | * |
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| 5 | * Permission to use, copy, modify, and distribute this software |
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| 6 | * is freely granted, provided that this notice is preserved. |
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| 7 | */ |
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| 8 | |
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| 9 | #ifndef _SYS__INTSUP_H |
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| 10 | #define _SYS__INTSUP_H |
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| 11 | |
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| 12 | #include <sys/features.h> |
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| 13 | |
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| 14 | #if __GNUC_PREREQ (3, 2) |
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| 15 | /* gcc > 3.2 implicitly defines the values we are interested */ |
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| 16 | #define __STDINT_EXP(x) __##x##__ |
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| 17 | #else |
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| 18 | #define __STDINT_EXP(x) x |
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| 19 | #include <limits.h> |
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| 20 | #endif |
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| 21 | |
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| 22 | /* Determine how intptr_t and intN_t fastN_t and leastN_t are defined by gcc |
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| 23 | for this target. This is used to determine the correct printf() constant in |
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| 24 | inttypes.h and other constants in stdint.h. |
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| 25 | So we end up with |
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| 26 | ?(signed|unsigned) char == 0 |
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| 27 | ?(signed|unsigned) short == 1 |
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| 28 | ?(signed|unsigned) int == 2 |
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| 29 | ?(signed|unsigned) short int == 3 |
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| 30 | ?(signed|unsigned) long == 4 |
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| 31 | ?(signed|unsigned) long int == 6 |
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| 32 | ?(signed|unsigned) long long == 8 |
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| 33 | ?(signed|unsigned) long long int == 10 |
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| 34 | */ |
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| 35 | #pragma push_macro("signed") |
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| 36 | #pragma push_macro("unsigned") |
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| 37 | #pragma push_macro("char") |
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| 38 | #pragma push_macro("short") |
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| 39 | #pragma push_macro("__int20") |
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| 40 | #pragma push_macro("int") |
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| 41 | #pragma push_macro("long") |
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| 42 | #undef signed |
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| 43 | #undef unsigned |
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| 44 | #undef char |
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| 45 | #undef short |
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| 46 | #undef int |
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| 47 | #undef __int20 |
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| 48 | #undef long |
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| 49 | #define signed +0 |
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| 50 | #define unsigned +0 |
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| 51 | #define char +0 |
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| 52 | #define short +1 |
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| 53 | #define __int20 +2 |
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| 54 | #define int +2 |
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| 55 | #define long +4 |
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| 56 | #if (__INTPTR_TYPE__ == 8 || __INTPTR_TYPE__ == 10) |
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| 57 | #define _INTPTR_EQ_LONGLONG |
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| 58 | #elif (__INTPTR_TYPE__ == 4 || __INTPTR_TYPE__ == 6) |
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| 59 | #define _INTPTR_EQ_LONG |
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| 60 | /* Note - the tests for _INTPTR_EQ_INT and _INTPTR_EQ_SHORT are currently |
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| 61 | redundant as the values are not used. But one day they may be needed |
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| 62 | and so the tests remain. */ |
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| 63 | #elif __INTPTR_TYPE__ == 2 |
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| 64 | #define _INTPTR_EQ_INT |
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| 65 | #elif (__INTPTR_TYPE__ == 1 || __INTPTR_TYPE__ == 3) |
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| 66 | #define _INTPTR_EQ_SHORT |
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| 67 | #else |
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| 68 | #error "Unable to determine type definition of intptr_t" |
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| 69 | #endif |
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| 70 | #if (__INT32_TYPE__ == 4 || __INT32_TYPE__ == 6) |
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| 71 | #define _INT32_EQ_LONG |
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| 72 | #elif __INT32_TYPE__ == 2 |
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| 73 | /* Nothing to define because int32_t is safe to print as an int. */ |
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| 74 | #else |
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| 75 | #error "Unable to determine type definition of int32_t" |
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| 76 | #endif |
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| 77 | |
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| 78 | #if (__INT8_TYPE__ == 0) |
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| 79 | #define __INT8 "hh" |
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| 80 | #elif (__INT8_TYPE__ == 1 || __INT8_TYPE__ == 3) |
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| 81 | #define __INT8 "h" |
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| 82 | #elif (__INT8_TYPE__ == 2) |
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| 83 | #define __INT8 |
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| 84 | #elif (__INT8_TYPE__ == 4 || __INT8_TYPE__ == 6) |
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| 85 | #define __INT8 "l" |
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| 86 | #elif (__INT8_TYPE__ == 8 || __INT8_TYPE__ == 10) |
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| 87 | #define __INT8 "ll" |
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| 88 | #endif |
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| 89 | #if (__INT16_TYPE__ == 1 || __INT16_TYPE__ == 3) |
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| 90 | #define __INT16 "h" |
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| 91 | #elif (__INT16_TYPE__ == 2) |
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| 92 | #define __INT16 |
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| 93 | #elif (__INT16_TYPE__ == 4 || __INT16_TYPE__ == 6) |
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| 94 | #define __INT16 "l" |
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| 95 | #elif (__INT16_TYPE__ == 8 || __INT16_TYPE__ == 10) |
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| 96 | #define __INT16 "ll" |
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| 97 | #endif |
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| 98 | #if (__INT32_TYPE__ == 2) |
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| 99 | #define __INT32 |
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| 100 | #elif (__INT32_TYPE__ == 4 || __INT32_TYPE__ == 6) |
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| 101 | #define __INT32 "l" |
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| 102 | #elif (__INT32_TYPE__ == 8 || __INT32_TYPE__ == 10) |
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| 103 | #define __INT32 "ll" |
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| 104 | #endif |
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| 105 | #if (__INT64_TYPE__ == 2) |
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| 106 | #define __INT64 |
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| 107 | #elif (__INT64_TYPE__ == 4 || __INT64_TYPE__ == 6) |
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| 108 | #define __INT64 "l" |
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| 109 | #elif (__INT64_TYPE__ == 8 || __INT64_TYPE__ == 10) |
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| 110 | #define __INT64 "ll" |
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| 111 | #endif |
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| 112 | #if (__INT_FAST8_TYPE__ == 0) |
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| 113 | #define __FAST8 "hh" |
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| 114 | #elif (__INT_FAST8_TYPE__ == 1 || __INT_FAST8_TYPE__ == 3) |
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| 115 | #define __FAST8 "h" |
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| 116 | #elif (__INT_FAST8_TYPE__ == 2) |
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| 117 | #define __FAST8 |
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| 118 | #elif (__INT_FAST8_TYPE__ == 4 || __INT_FAST8_TYPE__ == 6) |
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| 119 | #define __FAST8 "l" |
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| 120 | #elif (__INT_FAST8_TYPE__ == 8 || __INT_FAST8_TYPE__ == 10) |
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| 121 | #define __FAST8 "ll" |
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| 122 | #endif |
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| 123 | #if (__INT_FAST16_TYPE__ == 1 || __INT_FAST16_TYPE__ == 3) |
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| 124 | #define __FAST16 "h" |
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| 125 | #elif (__INT_FAST16_TYPE__ == 2) |
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| 126 | #define __FAST16 |
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| 127 | #elif (__INT_FAST16_TYPE__ == 4 || __INT_FAST16_TYPE__ == 6) |
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| 128 | #define __FAST16 "l" |
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| 129 | #elif (__INT_FAST16_TYPE__ == 8 || __INT_FAST16_TYPE__ == 10) |
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| 130 | #define __FAST16 "ll" |
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| 131 | #endif |
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| 132 | #if (__INT_FAST32_TYPE__ == 2) |
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| 133 | #define __FAST32 |
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| 134 | #elif (__INT_FAST32_TYPE__ == 4 || __INT_FAST32_TYPE__ == 6) |
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| 135 | #define __FAST32 "l" |
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| 136 | #elif (__INT_FAST32_TYPE__ == 8 || __INT_FAST32_TYPE__ == 10) |
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| 137 | #define __FAST32 "ll" |
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| 138 | #endif |
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| 139 | #if (__INT_FAST64_TYPE__ == 2) |
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| 140 | #define __FAST64 |
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| 141 | #elif (__INT_FAST64_TYPE__ == 4 || __INT_FAST64_TYPE__ == 6) |
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| 142 | #define __FAST64 "l" |
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| 143 | #elif (__INT_FAST64_TYPE__ == 8 || __INT_FAST64_TYPE__ == 10) |
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| 144 | #define __FAST64 "ll" |
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| 145 | #endif |
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| 146 | |
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| 147 | #if (__INT_LEAST8_TYPE__ == 0) |
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| 148 | #define __LEAST8 "hh" |
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| 149 | #elif (__INT_LEAST8_TYPE__ == 1 || __INT_LEAST8_TYPE__ == 3) |
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| 150 | #define __LEAST8 "h" |
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| 151 | #elif (__INT_LEAST8_TYPE__ == 2) |
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| 152 | #define __LEAST8 |
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| 153 | #elif (__INT_LEAST8_TYPE__ == 4 || __INT_LEAST8_TYPE__ == 6) |
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| 154 | #define __LEAST8 "l" |
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| 155 | #elif (__INT_LEAST8_TYPE__ == 8 || __INT_LEAST8_TYPE__ == 10) |
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| 156 | #define __LEAST8 "ll" |
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| 157 | #endif |
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| 158 | #if (__INT_LEAST16_TYPE__ == 1 || __INT_LEAST16_TYPE__ == 3) |
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| 159 | #define __LEAST16 "h" |
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| 160 | #elif (__INT_LEAST16_TYPE__ == 2) |
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| 161 | #define __LEAST16 |
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| 162 | #elif (__INT_LEAST16_TYPE__ == 4 || __INT_LEAST16_TYPE__ == 6) |
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| 163 | #define __LEAST16 "l" |
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| 164 | #elif (__INT_LEAST16_TYPE__ == 8 || __INT_LEAST16_TYPE__ == 10) |
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| 165 | #define __LEAST16 "ll" |
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| 166 | #endif |
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| 167 | #if (__INT_LEAST32_TYPE__ == 2) |
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| 168 | #define __LEAST32 |
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| 169 | #elif (__INT_LEAST32_TYPE__ == 4 || __INT_LEAST32_TYPE__ == 6) |
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| 170 | #define __LEAST32 "l" |
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| 171 | #elif (__INT_LEAST32_TYPE__ == 8 || __INT_LEAST32_TYPE__ == 10) |
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| 172 | #define __LEAST32 "ll" |
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| 173 | #endif |
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| 174 | #if (__INT_LEAST64_TYPE__ == 2) |
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| 175 | #define __LEAST64 |
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| 176 | #elif (__INT_LEAST64_TYPE__ == 4 || __INT_LEAST64_TYPE__ == 6) |
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| 177 | #define __LEAST64 "l" |
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| 178 | #elif (__INT_LEAST64_TYPE__ == 8 || __INT_LEAST64_TYPE__ == 10) |
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| 179 | #define __LEAST64 "ll" |
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| 180 | #endif |
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| 181 | #undef signed |
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| 182 | #undef unsigned |
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| 183 | #undef char |
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| 184 | #undef short |
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| 185 | #undef int |
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| 186 | #undef long |
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| 187 | #pragma pop_macro("signed") |
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| 188 | #pragma pop_macro("unsigned") |
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| 189 | #pragma pop_macro("char") |
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| 190 | #pragma pop_macro("short") |
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| 191 | #pragma pop_macro("__int20") |
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| 192 | #pragma pop_macro("int") |
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| 193 | #pragma pop_macro("long") |
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| 194 | |
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| 195 | #endif /* _SYS__INTSUP_H */ |
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