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1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-runtime-has-weak -fblocks -fobjc-arc -o - %s | FileCheck %s
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2 // rdar://8899430
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3
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4 @interface WeakPropertyTest {
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5 __weak id PROP;
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6 }
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7 @property () __weak id PROP;
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8 @end
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9
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10 @implementation WeakPropertyTest
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11 @synthesize PROP;
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12 @end
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13
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14 // CHECK: define internal i8* @"\01-[WeakPropertyTest PROP]"
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15 // CHECK: [[SELF:%.*]] = alloca [[WPT:%.*]]*,
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16 // CHECK-NEXT: [[CMD:%.*]] = alloca i8*,
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17 // CHECK-NEXT: store [[WPT]]* {{%.*}}, [[WPT]]** [[SELF]]
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18 // CHECK-NEXT: store i8* {{%.*}}, i8** [[CMD]]
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19 // CHECK-NEXT: [[T0:%.*]] = load [[WPT]]*, [[WPT]]** [[SELF]]
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20 // CHECK-NEXT: [[T1:%.*]] = load i64, i64* @"OBJC_IVAR_$_WeakPropertyTest.PROP"
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21 // CHECK-NEXT: [[T2:%.*]] = bitcast [[WPT]]* [[T0]] to i8*
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22 // CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds i8, i8* [[T2]], i64 [[T1]]
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23 // CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to i8**
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24 // CHECK-NEXT: [[T5:%.*]] = call i8* @llvm.objc.loadWeakRetained(i8** [[T4]])
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25 // CHECK-NEXT: [[T6:%.*]] = tail call i8* @llvm.objc.autoreleaseReturnValue(i8* [[T5]])
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26 // CHECK-NEXT: ret i8* [[T6]]
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27
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28 // CHECK: define internal void @"\01-[WeakPropertyTest setPROP:]"
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29 // CHECK: [[SELF:%.*]] = alloca [[WPT:%.*]]*,
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30 // CHECK-NEXT: [[CMD:%.*]] = alloca i8*,
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31 // CHECK-NEXT: [[PROP:%.*]] = alloca i8*,
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32 // CHECK-NEXT: store [[WPT]]* {{%.*}}, [[WPT]]** [[SELF]]
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33 // CHECK-NEXT: store i8* {{%.*}}, i8** [[CMD]]
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34 // CHECK-NEXT: store i8* {{%.*}}, i8** [[PROP]]
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35 // CHECK-NEXT: [[V:%.*]] = load i8*, i8** [[PROP]]
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36 // CHECK-NEXT: [[T0:%.*]] = load [[WPT]]*, [[WPT]]** [[SELF]]
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37 // CHECK-NEXT: [[T1:%.*]] = load i64, i64* @"OBJC_IVAR_$_WeakPropertyTest.PROP"
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38 // CHECK-NEXT: [[T2:%.*]] = bitcast [[WPT]]* [[T0]] to i8*
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39 // CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds i8, i8* [[T2]], i64 [[T1]]
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40 // CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to i8**
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41 // CHECK-NEXT: call i8* @llvm.objc.storeWeak(i8** [[T4]], i8* [[V]])
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42 // CHECK-NEXT: ret void
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43
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44 // CHECK: define internal void @"\01-[WeakPropertyTest .cxx_destruct]"
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45 // CHECK: [[SELF:%.*]] = alloca [[WPT:%.*]]*,
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46 // CHECK-NEXT: [[CMD:%.*]] = alloca i8*,
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47 // CHECK-NEXT: store [[WPT]]* {{%.*}}, [[WPT]]** [[SELF]]
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48 // CHECK-NEXT: store i8* {{%.*}}, i8** [[CMD]]
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49 // CHECK-NEXT: [[T0:%.*]] = load [[WPT]]*, [[WPT]]** [[SELF]]
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50 // CHECK-NEXT: [[T1:%.*]] = load i64, i64* @"OBJC_IVAR_$_WeakPropertyTest.PROP"
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51 // CHECK-NEXT: [[T2:%.*]] = bitcast [[WPT]]* [[T0]] to i8*
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52 // CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds i8, i8* [[T2]], i64 [[T1]]
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53 // CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to i8**
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54 // CHECK-NEXT: call void @llvm.objc.destroyWeak(i8** [[T4]])
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55 // CHECK-NEXT: ret void
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