1// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fexceptions -fobjc-exceptions -fobjc-runtime-has-weak -o - %s | FileCheck %s
2
3@class Ety;
4
5// These first two 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-LABEL: define void @test0()
15// CHECK:      [[E:%.*]] = alloca [[ETY:%.*]]*, align 8
16// CHECK-NEXT: invoke void @test0_helper()
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]]) [[NUW:#[0-9]+]]
21// CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to [[ETY]]*
22// CHECK-NEXT: store [[ETY]]* [[T4]], [[ETY]]** [[E]]
23// CHECK-NEXT: [[T0:%.*]] = bitcast [[ETY]]** [[E]] to i8**
24// CHECK-NEXT: call void @objc_storeStrong(i8** [[T0]], i8* null) [[NUW]]
25// CHECK-NEXT: call void @objc_end_catch() [[NUW]]
26
27void test1_helper(void);
28void test1(void) {
29  @try {
30    test1_helper();
31  } @catch (__weak Ety *e) {
32  }
33}
34// CHECK-LABEL: define void @test1()
35// CHECK:      [[E:%.*]] = alloca [[ETY:%.*]]*, align 8
36// CHECK-NEXT: invoke void @test1_helper()
37// CHECK:      [[T0:%.*]] = call i8* @objc_begin_catch(
38// CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]*
39// CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]** [[E]] to i8**
40// CHECK-NEXT: [[T3:%.*]] = bitcast [[ETY]]* [[T1]] to i8*
41// CHECK-NEXT: call i8* @objc_initWeak(i8** [[T2]], i8* [[T3]]) [[NUW]]
42// CHECK-NEXT: [[T0:%.*]] = bitcast [[ETY]]** [[E]] to i8**
43// CHECK-NEXT: call void @objc_destroyWeak(i8** [[T0]]) [[NUW]]
44// CHECK-NEXT: call void @objc_end_catch() [[NUW]]
45
46// CHECK: attributes [[NUW]] = { nounwind }
47