1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
| // RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin10 %s -o - | FileCheck %s
// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin10 -std=c++98 %s -o - | FileCheck %s
// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin10 -std=c++11 %s -o - | FileCheck %s
// Check the line numbers for cleanup code with EH in combination with
// simple return expressions.
// CHECK: define {{.*}}foo
// CHECK: call void @_ZN1CD1Ev(%class.C* {{.*}}){{( #[0-9])?}}, !dbg ![[RET:[0-9]+]]
// CHECK: ret i32 0, !dbg ![[RET]]
// CHECK: define {{.*}}bar
// CHECK: ret void, !dbg ![[RETBAR:[0-9]+]]
// CHECK: define {{.*}}baz
// CHECK: ret void, !dbg ![[RETBAZ:[0-9]+]]
class C {
public:
~C() {}
int i;
};
int foo()
{
C c;
c.i = 42;
return 0;
// This breakpoint should be at/before the cleanup code.
// CHECK: ![[RET]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
}
void bar()
{
if (!foo())
// CHECK: {{.*}} = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
return;
if (foo()) {
C c;
c.i = foo();
}
// Clang creates only a single ret instruction. Make sure it is at a useful line.
// CHECK: ![[RETBAR]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
}
void baz()
{
if (!foo())
// CHECK: ![[SCOPE1:.*]] = distinct !DILexicalBlock({{.*}}, line: [[@LINE-1]])
// CHECK: {{.*}} = !DILocation(line: [[@LINE+1]], scope: ![[SCOPE1]])
return;
if (foo()) {
// no cleanup
// CHECK: {{.*}} = !DILocation(line: [[@LINE+2]], scope: ![[SCOPE2:.*]])
// CHECK: ![[SCOPE2]] = distinct !DILexicalBlock({{.*}}, line: [[@LINE-3]])
return;
}
// CHECK: ![[RETBAZ]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
}
|