| 1 | // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s |
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| 2 | |
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| 3 | // CHECK: @"OBJC_IVAR_$_I3._iv2" = global i64 8, section "__DATA, __objc_ivar", align 8 |
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| 4 | // CHECK: @"OBJC_IVAR_$_I3._iv3" = global i64 12, section "__DATA, __objc_ivar", align 8 |
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| 5 | // CHECK: _OBJC_CLASS_RO_$_I3" = private global {{.*}} { i32 0, i32 8, i32 13 |
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| 6 | // CHECK: @"OBJC_IVAR_$_I4._iv4" = global i64 13, section "__DATA, __objc_ivar", align 8 |
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| 7 | // CHECK: _OBJC_CLASS_RO_$_I4" = private global {{.*}} { i32 0, i32 13, i32 14, {{.*}} |
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| 8 | // CHECK: @"OBJC_IVAR_$_I5._iv6_synth" = hidden global i64 16, section "__DATA, __objc_ivar", align 8 |
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| 9 | // CHECK: @"OBJC_IVAR_$_I5._iv7_synth" = hidden global i64 20, section "__DATA, __objc_ivar", align 8 |
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| 10 | // CHECK: @"OBJC_IVAR_$_I5._iv5" = global i64 14, section "__DATA, __objc_ivar", align 8 |
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| 11 | // CHECK: _OBJC_CLASS_RO_$_I5" = private global {{.*}} { i32 0, i32 14, i32 24, {{.*}} |
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| 12 | // CHECK: @"OBJC_IVAR_$_I6.iv0" = global i64 0, section "__DATA, __objc_ivar", align 8 |
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| 13 | // CHECK: _OBJC_CLASS_RO_$_I6" = private global {{.*}} { i32 2, i32 0, i32 1, {{.*}} |
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| 14 | // CHECK: @"OBJC_IVAR_$_I8.b" = global i64 8, section "__DATA, __objc_ivar", align 8 |
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| 15 | // CHECK: _OBJC_CLASS_RO_$_I8" = private global {{.*}} { i32 0, i32 8, i32 16, {{.*}} |
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| 16 | // CHECK: @"OBJC_IVAR_$_I9.iv0" = global i64 0, section "__DATA, __objc_ivar", align 8 |
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| 17 | // CHECK: _OBJC_CLASS_RO_$_I9" = private global {{.*}} { i32 2, i32 0, i32 4, {{.*}} |
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| 18 | // CHECK: @"OBJC_IVAR_$_I10.iv1" = global i64 4, section "__DATA, __objc_ivar", align 8 |
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| 19 | // CHECK: _OBJC_CLASS_RO_$_I10" = private global {{.*}} { i32 0, i32 4, i32 5, {{.*}} |
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| 20 | // CHECK: _OBJC_CLASS_RO_$_I11" = private global {{.*}} { i32 0, i32 5, i32 5, {{.*}} |
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| 21 | // CHECK: @"OBJC_IVAR_$_I12.iv2" = global i64 8, section "__DATA, __objc_ivar", align 8 |
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| 22 | // CHECK: _OBJC_CLASS_RO_$_I12" = private global {{.*}} { i32 0, i32 8, i32 12, {{.*}} |
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| 23 | |
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| 24 | /* |
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| 25 | Compare to: |
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| 26 | gcc -m64 -S -o - interface-layout-64.m | grep '^_OBJC_IVAR_$_*{{.*}}' -A 1 |
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| 27 | and |
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| 28 | gcc -m64 -S -o - interface-layout-64.m | grep '^l{{.*}}_CLASS_RO_$_I[0-9]*' -A 3 |
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| 29 | */ |
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| 30 | |
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| 31 | struct s0 { |
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| 32 | double x; |
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| 33 | }; |
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| 34 | |
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| 35 | @interface I2 { |
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| 36 | struct s0 _iv1; |
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| 37 | } |
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| 38 | @end |
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| 39 | |
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| 40 | @interface I3 : I2 { |
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| 41 | unsigned int _iv2 :1; |
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| 42 | unsigned : 0; |
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| 43 | unsigned int _iv3 : 3; |
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| 44 | } |
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| 45 | @end |
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| 46 | |
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| 47 | @interface I4 : I3 { |
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| 48 | char _iv4; |
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| 49 | } |
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| 50 | @end |
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| 51 | |
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| 52 | @interface I5 : I4 { |
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| 53 | char _iv5; |
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| 54 | } |
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| 55 | |
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| 56 | @property int prop0; |
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| 57 | @end |
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| 58 | |
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| 59 | @implementation I3 |
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| 60 | @end |
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| 61 | |
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| 62 | @implementation I4 |
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| 63 | @end |
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| 64 | |
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| 65 | @interface I5 () |
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| 66 | @property int prop1; |
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| 67 | @property char prop2; |
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| 68 | @end |
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| 69 | |
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| 70 | @implementation I5 |
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| 71 | @synthesize prop0 = _iv6_synth; |
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| 72 | @synthesize prop1 = _iv7_synth; |
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| 73 | @synthesize prop2 = _iv5; |
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| 74 | @end |
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| 75 | |
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| 76 | // The size rounds up to the next available byte. |
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| 77 | @interface I6 { |
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| 78 | unsigned iv0 : 2; |
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| 79 | } |
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| 80 | @end |
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| 81 | @implementation I6 |
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| 82 | @end |
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| 83 | |
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| 84 | // The start of the subclass includes padding for its own alignment. |
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| 85 | @interface I7 { |
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| 86 | char a; |
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| 87 | } |
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| 88 | @end |
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| 89 | @interface I8 : I7 { |
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| 90 | double b; |
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| 91 | } |
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| 92 | @end |
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| 93 | @implementation I8 |
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| 94 | @end |
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| 95 | |
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| 96 | // Padding bit-fields |
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| 97 | @interface I9 { |
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| 98 | unsigned iv0 : 2; |
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| 99 | unsigned : 0; |
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| 100 | } |
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| 101 | @end |
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| 102 | @implementation I9 |
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| 103 | @end |
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| 104 | @interface I10 : I9 { |
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| 105 | unsigned iv1 : 2; |
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| 106 | } |
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| 107 | @end |
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| 108 | @implementation I10 |
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| 109 | @end |
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| 110 | |
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| 111 | // Empty structures |
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| 112 | @interface I11 : I10 |
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| 113 | @end |
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| 114 | @implementation I11 |
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| 115 | @end |
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| 116 | @interface I12 : I11 { |
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| 117 | unsigned iv2; |
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| 118 | } |
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| 119 | @end |
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| 120 | @implementation I12 |
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| 121 | @end |
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| 122 | |
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