| Warren Hunt | bd1b0c6 | 2013-10-14 19:08:58 +0000 | [diff] [blame^] | 1 | // RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -cxx-abi microsoft -fdump-record-layouts %s 2>/dev/null \
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| 2 | // RUN: | FileCheck %s
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| 3 |
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| 4 | typedef struct A {
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| 5 | char x;
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| 6 | int a : 22;
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| 7 | int : 0;
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| 8 | int c : 10;
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| 9 | char b : 3;
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| 10 | char d: 4;
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| 11 | short y;
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| 12 | } A;
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| 13 |
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| 14 | // CHECK: Type: struct A
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| 15 | // CHECK: Size:128
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| 16 | // CHECK: Alignment:32
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| 17 | // CHECK: FieldOffsets: [0, 32, 64, 64, 96, 99, 112]>
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| 18 |
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| 19 | typedef struct B {
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| 20 | char x;
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| 21 | int : 0;
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| 22 | short a : 4;
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| 23 | char y;
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| 24 | } B;
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| 25 |
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| 26 | // CHECK: Type: struct B
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| 27 | // CHECK: Size:48
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| 28 | // CHECK: Alignment:16
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| 29 | // CHECK: FieldOffsets: [0, 8, 16, 32]>
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| 30 |
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| 31 | typedef struct C {
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| 32 | char x;
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| 33 | short a : 4;
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| 34 | int : 0;
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| 35 | char y;
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| 36 | } C;
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| 37 |
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| 38 | // CHECK: Type: struct C
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| 39 | // CHECK: Size:64
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| 40 | // CHECK: Alignment:32
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| 41 | // CHECK: FieldOffsets: [0, 16, 32, 32]>
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| 42 |
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| 43 | typedef struct D {
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| 44 | char x;
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| 45 | short : 0;
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| 46 | int : 0;
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| 47 | char y;
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| 48 | } D;
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| 49 |
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| 50 | // CHECK: Type: struct D
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| 51 | // CHECK: Size:16
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| 52 | // CHECK: Alignment:8
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| 53 | // CHECK: FieldOffsets: [0, 8, 8, 8]>
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| 54 |
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| 55 | typedef union E {
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| 56 | char x;
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| 57 | long long a : 3;
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| 58 | int b : 3;
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| 59 | long long : 0;
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| 60 | short y;
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| 61 | } E;
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| 62 |
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| 63 | // CHECK: Type: union E
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| 64 | // CHECK: Size:64
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| 65 | // CHECK: Alignment:16
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| 66 | // CHECK: FieldOffsets: [0, 0, 0, 0, 0]>
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| 67 |
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| 68 | typedef struct F {
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| 69 | char x;
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| 70 | char a : 3;
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| 71 | char b : 3;
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| 72 | char c : 3;
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| 73 | short d : 6;
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| 74 | short e : 6;
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| 75 | short f : 6;
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| 76 | short g : 11;
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| 77 | short h : 11;
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| 78 | short i : 11;
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| 79 | short y;
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| 80 | } F;
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| 81 |
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| 82 | // CHECK: Type: struct F
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| 83 | // CHECK: Size:128
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| 84 | // CHECK: Alignment:16
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| 85 | // CHECK: FieldOffsets: [0, 8, 11, 16, 32, 38, 48, 64, 80, 96, 112]>
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| 86 |
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| 87 | typedef union G {
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| 88 | char x;
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| 89 | int a : 3;
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| 90 | int : 0;
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| 91 | long long : 0;
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| 92 | short y;
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| 93 | } G;
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| 94 |
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| 95 | // CHECK: Type: union G
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| 96 | // CHECK: Size:32
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| 97 | // CHECK: Alignment:16
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| 98 | // CHECK: FieldOffsets: [0, 0, 0, 0, 0]>
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| 99 |
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| 100 | typedef struct H {
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| 101 | unsigned short a : 1;
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| 102 | unsigned char : 0;
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| 103 | unsigned long : 0;
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| 104 | unsigned short c : 1;
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| 105 | } H;
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| 106 |
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| 107 | // CHECK: Type: struct H
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| 108 | // CHECK: Size:32
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| 109 | // CHECK: Alignment:16
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| 110 | // CHECK: FieldOffsets: [0, 16, 16, 16]>
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| 111 |
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| 112 | #pragma pack(push, 1)
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| 113 |
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| 114 | typedef struct A1 {
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| 115 | char x;
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| 116 | int a : 22;
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| 117 | int : 0;
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| 118 | int c : 10;
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| 119 | char b : 3;
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| 120 | char d: 4;
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| 121 | short y;
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| 122 | } A1;
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| 123 |
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| 124 | // CHECK: Type: struct A1
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| 125 | // CHECK: Size:96
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| 126 | // CHECK: Alignment:8
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| 127 | // CHECK: FieldOffsets: [0, 8, 40, 40, 72, 75, 80]>
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| 128 |
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| 129 | typedef struct B1 {
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| 130 | char x;
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| 131 | int : 0;
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| 132 | short a : 4;
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| 133 | char y;
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| 134 | } B1;
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| 135 |
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| 136 | // CHECK: Type: struct B1
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| 137 | // CHECK: Size:32
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| 138 | // CHECK: Alignment:8
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| 139 | // CHECK: FieldOffsets: [0, 8, 8, 24]>
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| 140 |
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| 141 | typedef struct C1 {
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| 142 | char x;
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| 143 | short a : 4;
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| 144 | int : 0;
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| 145 | char y;
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| 146 | } C1;
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| 147 |
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| 148 | // CHECK: Type: struct C1
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| 149 | // CHECK: Size:32
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| 150 | // CHECK: Alignment:8
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| 151 | // CHECK: FieldOffsets: [0, 8, 24, 24]>
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| 152 |
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| 153 | typedef struct D1 {
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| 154 | char x;
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| 155 | short : 0;
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| 156 | int : 0;
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| 157 | char y;
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| 158 | } D1;
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| 159 |
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| 160 | // CHECK: Type: struct D1
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| 161 | // CHECK: Size:16
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| 162 | // CHECK: Alignment:8
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| 163 | // CHECK: FieldOffsets: [0, 8, 8, 8]>
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| 164 |
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| 165 | typedef union E1 {
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| 166 | char x;
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| 167 | long long a : 3;
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| 168 | int b : 3;
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| 169 | long long : 0;
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| 170 | short y;
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| 171 | } E1;
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| 172 |
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| 173 | // CHECK: Type: union E1
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| 174 | // CHECK: Size:64
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| 175 | // CHECK: Alignment:8
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| 176 | // CHECK: FieldOffsets: [0, 0, 0, 0, 0]>
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| 177 |
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| 178 | typedef struct F1 {
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| 179 | char x;
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| 180 | char a : 3;
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| 181 | char b : 3;
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| 182 | char c : 3;
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| 183 | short d : 6;
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| 184 | short e : 6;
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| 185 | short f : 6;
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| 186 | short g : 11;
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| 187 | short h : 11;
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| 188 | short i : 11;
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| 189 | short y;
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| 190 | } F1;
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| 191 |
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| 192 | // CHECK: Type: struct F1
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| 193 | // CHECK: Size:120
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| 194 | // CHECK: Alignment:8
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| 195 | // CHECK: FieldOffsets: [0, 8, 11, 16, 24, 30, 40, 56, 72, 88, 104]>
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| 196 |
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| 197 | typedef union G1 {
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| 198 | char x;
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| 199 | int a : 3;
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| 200 | int : 0;
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| 201 | long long : 0;
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| 202 | short y;
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| 203 | } G1;
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| 204 |
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| 205 | // CHECK: Type: union G1
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| 206 | // CHECK: Size:32
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| 207 | // CHECK: Alignment:8
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| 208 | // CHECK: FieldOffsets: [0, 0, 0, 0, 0]>
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| 209 |
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| 210 | typedef struct H1 {
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| 211 | unsigned long a : 1;
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| 212 | unsigned char : 0;
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| 213 | unsigned long : 0;
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| 214 | unsigned long c : 1;
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| 215 | } H1;
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| 216 |
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| 217 | // CHECK: Type: struct H1
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| 218 | // CHECK: Size:64
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| 219 | // CHECK: Alignment:8
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| 220 | // CHECK: FieldOffsets: [0, 32, 32, 32]>
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| 221 |
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| 222 | #pragma pack(pop)
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| 223 |
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| 224 | int x[
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| 225 | sizeof(A ) +
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| 226 | sizeof(B ) +
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| 227 | sizeof(C ) +
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| 228 | sizeof(D ) +
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| 229 | sizeof(E ) +
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| 230 | sizeof(F ) +
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| 231 | sizeof(G ) +
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| 232 | sizeof(H ) +
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| 233 | sizeof(A1) +
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| 234 | sizeof(B1) +
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| 235 | sizeof(C1) +
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| 236 | sizeof(D1) +
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| 237 | sizeof(E1) +
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| 238 | sizeof(F1) +
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| 239 | sizeof(G1) +
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| 240 | sizeof(H1) +
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| 241 | 0];
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