| 1 | // RUN: %clang_cc1 -fobjc-arc -fobjc-runtime-has-weak -triple x86_64-apple-darwin -print-ivar-layout -emit-llvm %s -o %t-64.s | FileCheck -check-prefix CHECK-LP64 %s |
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| 2 | // rdar://8991729 |
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| 3 | |
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| 4 | @interface NSObject { |
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| 5 | id isa; |
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| 6 | } |
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| 7 | @end |
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| 8 | |
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| 9 | @interface AllPointers : NSObject { |
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| 10 | id foo; |
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| 11 | id __strong bar; |
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| 12 | NSObject *bletch; |
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| 13 | } |
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| 14 | @end |
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| 15 | |
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| 16 | @implementation AllPointers |
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| 17 | @end |
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| 18 | // CHECK-LP64: strong ivar layout for class 'AllPointers': 0x03, 0x00 |
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| 19 | |
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| 20 | @class NSString, NSNumber; |
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| 21 | @interface A : NSObject { |
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| 22 | NSString *foo; |
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| 23 | NSNumber *bar; |
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| 24 | unsigned int bletch; |
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| 25 | __weak id delegate; |
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| 26 | } |
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| 27 | @end |
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| 28 | |
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| 29 | @interface B : A { |
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| 30 | unsigned int x; |
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| 31 | NSString *y; |
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| 32 | NSString *z; |
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| 33 | } |
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| 34 | @end |
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| 35 | |
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| 36 | @implementation A @end |
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| 37 | |
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| 38 | // CHECK-LP64: strong ivar layout for class 'A': 0x02, 0x00 |
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| 39 | // CHECK-LP64: weak ivar layout for class 'A': 0x31, 0x00 |
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| 40 | |
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| 41 | @implementation B @end |
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| 42 | |
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| 43 | // CHECK-LP64: strong ivar layout for class 'B': 0x12, 0x00 |
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| 44 | |
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| 45 | @interface UnsafePerson { |
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| 46 | @public |
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| 47 | __unsafe_unretained id name; |
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| 48 | __unsafe_unretained id age; |
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| 49 | id value; |
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| 50 | } |
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| 51 | @end |
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| 52 | |
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| 53 | @implementation UnsafePerson @end |
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| 54 | |
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| 55 | // CHECK-LP64: strong ivar layout for class 'UnsafePerson': 0x21, 0x00 |
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| 56 | |
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| 57 | // rdar://16136439 |
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| 58 | @interface rdar16136439 |
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| 59 | @property (nonatomic, readonly, weak) id first; |
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| 60 | @end |
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| 61 | |
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| 62 | @implementation rdar16136439 @end |
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| 63 | |
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| 64 | // CHECK-LP64: weak ivar layout for class 'rdar16136439': 0x01, 0x00 |
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| 65 | |
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| 66 | @interface Misalign : NSObject { |
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| 67 | char a; |
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| 68 | } |
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| 69 | @end |
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| 70 | |
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| 71 | @interface Misaligned : Misalign { |
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| 72 | char b; |
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| 73 | id x; |
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| 74 | } |
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| 75 | @end |
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| 76 | |
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| 77 | @implementation Misaligned @end |
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| 78 | |
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| 79 | // CHECK-LP64: strong ivar layout for class 'Misaligned': 0x01, 0x00 |
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| 80 | |
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