1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fblocks -fobjc-weak -fobjc-runtime-has-weak -std=c++11 -o - %s | FileCheck %s
3 struct A { __weak id x; };
8 A c(static_cast<A&&>(b));
10 c = static_cast<A&&>(a);
14 // Copy Assignment Operator
15 // CHECK-LABEL: define linkonce_odr dereferenceable({{[0-9]+}}) %struct.A* @_ZN1AaSERKS_(
16 // CHECK: [[THISADDR:%this.*]] = alloca [[A:.*]]*
17 // CHECK: [[OBJECTADDR:%.*]] = alloca [[A:.*]]*
18 // CHECK: [[THIS:%this.*]] = load [[A]]*, [[A]]** [[THISADDR]]
19 // CHECK: [[OBJECT:%.*]] = load [[A]]*, [[A]]** [[OBJECTADDR]]
20 // CHECK: [[T0:%.*]] = getelementptr inbounds [[A]], [[A]]* [[OBJECT]], i32 0, i32 0
21 // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_loadWeak(i8** [[T0]])
22 // CHECK-NEXT: [[T2:%.*]] = getelementptr inbounds [[A]], [[A]]* [[THIS]], i32 0, i32 0
23 // CHECK-NEXT: [[T3:%.*]] = call i8* @objc_storeWeak(i8** [[T2]], i8* [[T1]])
25 // Move Assignment Operator
26 // CHECK-LABEL: define linkonce_odr dereferenceable({{[0-9]+}}) %struct.A* @_ZN1AaSEOS_(
27 // CHECK: [[THISADDR:%this.*]] = alloca [[A:.*]]*
28 // CHECK: [[OBJECTADDR:%.*]] = alloca [[A:.*]]*
29 // CHECK: [[THIS:%this.*]] = load [[A]]*, [[A]]** [[THISADDR]]
30 // CHECK: [[OBJECT:%.*]] = load [[A]]*, [[A]]** [[OBJECTADDR]]
31 // CHECK: [[T0:%.*]] = getelementptr inbounds [[A]], [[A]]* [[OBJECT]], i32 0, i32 0
32 // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_loadWeak(i8** [[T0]])
33 // CHECK-NEXT: [[T2:%.*]] = getelementptr inbounds [[A]], [[A]]* [[THIS]], i32 0, i32 0
34 // CHECK-NEXT: [[T3:%.*]] = call i8* @objc_storeWeak(i8** [[T2]], i8* [[T1]])
36 // Default Constructor
37 // CHECK-LABEL: define linkonce_odr void @_ZN1AC2Ev(
38 // CHECK: [[THISADDR:%this.*]] = alloca [[A:.*]]*
39 // CHECK: [[THIS:%this.*]] = load [[A]]*, [[A]]** [[THISADDR]]
40 // CHECK: [[T0:%.*]] = getelementptr inbounds [[A]], [[A]]* [[THIS]], i32 0, i32 0
41 // CHECK-NEXT: store i8* null, i8** [[T0]]
44 // CHECK-LABEL: define linkonce_odr void @_ZN1AC2ERKS_(
45 // CHECK: [[THISADDR:%this.*]] = alloca [[A:.*]]*
46 // CHECK: [[OBJECTADDR:%.*]] = alloca [[A:.*]]*
47 // CHECK: [[THIS:%this.*]] = load [[A]]*, [[A]]** [[THISADDR]]
48 // CHECK: [[T0:%.*]] = getelementptr inbounds [[A]], [[A]]* [[THIS]], i32 0, i32 0
49 // CHECK-NEXT: [[OBJECT:%.*]] = load [[A]]*, [[A]]** [[OBJECTADDR]]
50 // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[A]], [[A]]* [[OBJECT]], i32 0, i32 0
51 // CHECK-NEXT: call void @objc_copyWeak(i8** [[T0]], i8** [[T1]])
54 // CHECK-LABEL: define linkonce_odr void @_ZN1AC2EOS_(
55 // CHECK: [[THISADDR:%this.*]] = alloca [[A:.*]]*
56 // CHECK: [[OBJECTADDR:%.*]] = alloca [[A:.*]]*
57 // CHECK: [[THIS:%this.*]] = load [[A]]*, [[A]]** [[THISADDR]]
58 // CHECK: [[T0:%.*]] = getelementptr inbounds [[A]], [[A]]* [[THIS]], i32 0, i32 0
59 // CHECK-NEXT: [[OBJECT:%.*]] = load [[A]]*, [[A]]** [[OBJECTADDR]]
60 // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[A]], [[A]]* [[OBJECT]], i32 0, i32 0
61 // CHECK-NEXT: call void @objc_moveWeak(i8** [[T0]], i8** [[T1]])
64 // CHECK-LABEL: define linkonce_odr void @_ZN1AD2Ev(
65 // CHECK: [[THISADDR:%this.*]] = alloca [[A:.*]]*
66 // CHECK: [[THIS:%this.*]] = load [[A]]*, [[A]]** [[THISADDR]]
67 // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[A]], [[A]]* [[THIS]], i32 0, i32 0
68 // CHECK-NEXT: call void @objc_destroyWeak(i8** [[T0]])