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1// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fexceptions -fobjc-exceptions -fcxx-exceptions -fobjc-runtime-has-weak -o - %s | FileCheck %s
2
3@class Ety;
4
5// These first four tests are all PR11732 / rdar://problem/10667070.
6
7void test0_helper(void);
8void test0(void) {
9  @try {
10    test0_helper();
11  } @catch (Ety *e) {
12  }
13}
14// CHECK: define void @_Z5test0v()
15// CHECK:      [[E:%.*]] = alloca [[ETY:%.*]]*, align 8
16// CHECK-NEXT: invoke void @_Z12test0_helperv()
17// CHECK:      [[T0:%.*]] = call i8* @objc_begin_catch(
18// CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]*
19// CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]* [[T1]] to i8*
20// CHECK-NEXT: [[T3:%.*]] = call i8* @objc_retain(i8* [[T2]]) nounwind
21// CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to [[ETY]]*
22// CHECK-NEXT: store [[ETY]]* [[T4]], [[ETY]]** [[E]]
23// CHECK-NEXT: [[T0:%.*]] = load [[ETY]]** [[E]]
24// CHECK-NEXT: [[T1:%.*]] = bitcast [[ETY]]* [[T0]] to i8*
25// CHECK-NEXT: call void @objc_release(i8* [[T1]]) nounwind
26// CHECK-NEXT: call void @objc_end_catch() nounwind
27
28void test1_helper(void);
29void test1(void) {
30  @try {
31    test1_helper();
32  } @catch (__weak Ety *e) {
33  }
34}
35// CHECK: define void @_Z5test1v()
36// CHECK:      [[E:%.*]] = alloca [[ETY:%.*]]*, align 8
37// CHECK-NEXT: invoke void @_Z12test1_helperv()
38// CHECK:      [[T0:%.*]] = call i8* @objc_begin_catch(
39// CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]*
40// CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]** [[E]] to i8**
41// CHECK-NEXT: [[T3:%.*]] = bitcast [[ETY]]* [[T1]] to i8*
42// CHECK-NEXT: call i8* @objc_initWeak(i8** [[T2]], i8* [[T3]]) nounwind
43// CHECK-NEXT: [[T0:%.*]] = bitcast [[ETY]]** [[E]] to i8**
44// CHECK-NEXT: call void @objc_destroyWeak(i8** [[T0]]) nounwind
45// CHECK-NEXT: call void @objc_end_catch() nounwind
46
47void test2_helper(void);
48void test2(void) {
49  try {
50    test2_helper();
51  } catch (Ety *e) {
52  }
53}
54// CHECK: define void @_Z5test2v()
55// CHECK:      [[E:%.*]] = alloca [[ETY:%.*]]*, align 8
56// CHECK-NEXT: invoke void @_Z12test2_helperv()
57// CHECK:      [[T0:%.*]] = call i8* @__cxa_begin_catch(
58// CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]*
59// CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]* [[T1]] to i8*
60// CHECK-NEXT: [[T3:%.*]] = call i8* @objc_retain(i8* [[T2]]) nounwind
61// CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to [[ETY]]*
62// CHECK-NEXT: store [[ETY]]* [[T4]], [[ETY]]** [[E]]
63// CHECK-NEXT: [[T0:%.*]] = load [[ETY]]** [[E]]
64// CHECK-NEXT: [[T1:%.*]] = bitcast [[ETY]]* [[T0]] to i8*
65// CHECK-NEXT: call void @objc_release(i8* [[T1]]) nounwind
66// CHECK-NEXT: call void @__cxa_end_catch() nounwind
67
68void test3_helper(void);
69void test3(void) {
70  try {
71    test3_helper();
72  } catch (Ety * __weak e) {
73  }
74}
75// CHECK: define void @_Z5test3v()
76// CHECK:      [[E:%.*]] = alloca [[ETY:%.*]]*, align 8
77// CHECK-NEXT: invoke void @_Z12test3_helperv()
78// CHECK:      [[T0:%.*]] = call i8* @__cxa_begin_catch(
79// CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]*
80// CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]** [[E]] to i8**
81// CHECK-NEXT: [[T3:%.*]] = bitcast [[ETY]]* [[T1]] to i8*
82// CHECK-NEXT: call i8* @objc_initWeak(i8** [[T2]], i8* [[T3]]) nounwind
83// CHECK-NEXT: [[T0:%.*]] = bitcast [[ETY]]** [[E]] to i8**
84// CHECK-NEXT: call void @objc_destroyWeak(i8** [[T0]]) nounwind
85// CHECK-NEXT: call void @__cxa_end_catch() nounwind
86