121 lines
3.1 KiB
Objective-C
121 lines
3.1 KiB
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s
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// CHECK: @"OBJC_IVAR_$_I3._iv2" = global i64 8, section "__DATA, __objc_ivar", align 8
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// CHECK: @"OBJC_IVAR_$_I3._iv3" = global i64 12, section "__DATA, __objc_ivar", align 8
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// CHECK: _OBJC_CLASS_RO_$_I3" = internal global {{.*}} { i32 0, i32 8, i32 13
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// CHECK: @"OBJC_IVAR_$_I4._iv4" = global i64 13, section "__DATA, __objc_ivar", align 8
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// CHECK: _OBJC_CLASS_RO_$_I4" = internal global {{.*}} { i32 0, i32 13, i32 14, {{.*}}
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// CHECK: @"OBJC_IVAR_$_I5._iv6_synth" = hidden global i64 16, section "__DATA, __objc_ivar", align 8
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// CHECK: @"OBJC_IVAR_$_I5._iv7_synth" = hidden global i64 20, section "__DATA, __objc_ivar", align 8
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// CHECK: @"OBJC_IVAR_$_I5._iv5" = global i64 14, section "__DATA, __objc_ivar", align 8
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// CHECK: _OBJC_CLASS_RO_$_I5" = internal global {{.*}} { i32 0, i32 14, i32 24, {{.*}}
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// CHECK: @"OBJC_IVAR_$_I6.iv0" = global i64 0, section "__DATA, __objc_ivar", align 8
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// CHECK: _OBJC_CLASS_RO_$_I6" = internal global {{.*}} { i32 2, i32 0, i32 1, {{.*}}
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// CHECK: @"OBJC_IVAR_$_I8.b" = global i64 8, section "__DATA, __objc_ivar", align 8
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// CHECK: _OBJC_CLASS_RO_$_I8" = internal global {{.*}} { i32 0, i32 8, i32 16, {{.*}}
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// CHECK: @"OBJC_IVAR_$_I9.iv0" = global i64 0, section "__DATA, __objc_ivar", align 8
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// CHECK: _OBJC_CLASS_RO_$_I9" = internal global {{.*}} { i32 2, i32 0, i32 4, {{.*}}
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// CHECK: @"OBJC_IVAR_$_I10.iv1" = global i64 4, section "__DATA, __objc_ivar", align 8
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// CHECK: _OBJC_CLASS_RO_$_I10" = internal global {{.*}} { i32 0, i32 4, i32 5, {{.*}}
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// CHECK: _OBJC_CLASS_RO_$_I11" = internal global {{.*}} { i32 0, i32 5, i32 5, {{.*}}
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// CHECK: @"OBJC_IVAR_$_I12.iv2" = global i64 8, section "__DATA, __objc_ivar", align 8
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// CHECK: _OBJC_CLASS_RO_$_I12" = internal global {{.*}} { i32 0, i32 8, i32 12, {{.*}}
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/*
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Compare to:
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gcc -m64 -S -o - interface-layout-64.m | grep '^_OBJC_IVAR_$_*{{.*}}' -A 1
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and
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gcc -m64 -S -o - interface-layout-64.m | grep '^l{{.*}}_CLASS_RO_$_I[0-9]*' -A 3
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*/
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struct s0 {
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double x;
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};
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@interface I2 {
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struct s0 _iv1;
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}
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@end
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@interface I3 : I2 {
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unsigned int _iv2 :1;
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unsigned : 0;
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unsigned int _iv3 : 3;
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}
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@end
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@interface I4 : I3 {
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char _iv4;
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}
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@end
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@interface I5 : I4 {
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char _iv5;
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}
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@property int prop0;
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@end
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@implementation I3
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@end
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@implementation I4
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@end
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@interface I5 ()
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@property int prop1;
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@property char prop2;
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@end
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@implementation I5
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@synthesize prop0 = _iv6_synth;
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@synthesize prop1 = _iv7_synth;
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@synthesize prop2 = _iv5;
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@end
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// The size rounds up to the next available byte.
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@interface I6 {
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unsigned iv0 : 2;
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}
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@end
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@implementation I6
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@end
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// The start of the subclass includes padding for its own alignment.
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@interface I7 {
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char a;
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}
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@end
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@interface I8 : I7 {
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double b;
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}
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@end
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@implementation I8
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@end
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// Padding bit-fields
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@interface I9 {
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unsigned iv0 : 2;
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unsigned : 0;
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}
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@end
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@implementation I9
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@end
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@interface I10 : I9 {
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unsigned iv1 : 2;
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}
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@end
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@implementation I10
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@end
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// Empty structures
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@interface I11 : I10
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@end
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@implementation I11
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@end
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@interface I12 : I11 {
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unsigned iv2;
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}
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@end
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@implementation I12
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@end
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