xref: /llvm-project/clang/test/CodeGenObjC/nontrivial-c-struct-exception.m (revision 158d72d728261c1e54dc77931372b2322c52849f)
1// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks -fobjc-runtime=ios-11.0 -fobjc-exceptions -fexceptions -debug-info-kind=line-tables-only -emit-llvm -o - %s | FileCheck %s
2
3// CHECK: %[[STRUCT_STRONG:.*]] = type { i32, ptr }
4// CHECK: %[[STRUCT_WEAK:.*]] = type { i32, ptr }
5
6typedef struct {
7  int i;
8  id f1;
9} Strong;
10
11typedef struct {
12  int i;
13  __weak id f1;
14} Weak;
15
16// CHECK: define{{.*}} void @testStrongException()
17// CHECK: %[[AGG_TMP:.*]] = alloca %[[STRUCT_STRONG]], align 8
18// CHECK: %[[AGG_TMP1:.*]] = alloca %[[STRUCT_STRONG]], align 8
19// CHECK: %[[CALL:.*]] = call [2 x i64] @genStrong()
20// CHECK: store [2 x i64] %[[CALL]], ptr %[[AGG_TMP]], align 8
21// CHECK: invoke [2 x i64] @genStrong()
22
23// CHECK: call void @calleeStrong([2 x i64] %{{.*}}, [2 x i64] %{{.*}})
24// CHECK-NEXT: ret void
25
26// CHECK: landingpad { ptr, i32 }
27// CHECK: call void @__destructor_8_s8(ptr %[[AGG_TMP]]){{.*}}, !dbg [[ARTIFICIAL_LOC_1:![0-9]+]]
28// CHECK: br label
29
30// CHECK: resume
31
32Strong genStrong(void);
33void calleeStrong(Strong, Strong);
34
35void testStrongException(void) {
36  calleeStrong(genStrong(), genStrong());
37}
38
39// CHECK: define{{.*}} void @testWeakException()
40// CHECK: %[[AGG_TMP:.*]] = alloca %[[STRUCT_WEAK]], align 8
41// CHECK: %[[AGG_TMP1:.*]] = alloca %[[STRUCT_WEAK]], align 8
42// CHECK: call void @genWeak(ptr dead_on_unwind writable sret(%[[STRUCT_WEAK]]) align 8 %[[AGG_TMP]])
43// CHECK: invoke void @genWeak(ptr dead_on_unwind writable sret(%[[STRUCT_WEAK]]) align 8 %[[AGG_TMP1]])
44
45// CHECK: call void @calleeWeak(ptr noundef %[[AGG_TMP]], ptr noundef %[[AGG_TMP1]])
46// CHECK: ret void
47
48// CHECK: landingpad { ptr, i32 }
49// CHECK: call void @__destructor_8_w8(ptr %[[AGG_TMP]]){{.*}}, !dbg [[ARTIFICIAL_LOC_2:![0-9]+]]
50// CHECK: br label
51
52// CHECK: resume
53
54// CHECK: define{{.*}} void @__destructor_8_w8({{.*}} !dbg ![[DTOR_SP:.*]] {
55// CHECK: load ptr, ptr {{.*}}, !dbg ![[DTOR_LOC:.*]]
56
57Weak genWeak(void);
58void calleeWeak(Weak, Weak);
59
60void testWeakException(void) {
61  calleeWeak(genWeak(), genWeak());
62}
63
64// CHECK-DAG: [[ARTIFICIAL_LOC_1]] = !DILocation(line: 0
65// CHECK-DAG: [[ARTIFICIAL_LOC_2]] = !DILocation(line: 0
66// CHECK: ![[DTOR_SP]] = distinct !DISubprogram(linkageName: "__destructor_8_w8",
67// CHECK: ![[DTOR_LOC]] = !DILocation(line: 0, scope: ![[DTOR_SP]])
68