Clang Project

clang_source_code/test/CodeGenCXX/debug-info-ms-vbase.cpp
1// RUN: %clang_cc1 %s -triple=i686-pc-windows-msvc -debug-info-kind=limited -gcodeview -emit-llvm -o - | FileCheck %s
2
3// Tests virtual bases in the MS ABI.
4
5// CHECK: ![[NoPrimaryBase:[0-9]+]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "NoPrimaryBase",
6// CHECK-SAME: elements: ![[elements:[0-9]+]]
7
8// CHECK: ![[elements]] = !{![[NoPrimaryBase_base:[0-9]+]]}
9
10// CHECK: ![[NoPrimaryBase_base]] = !DIDerivedType(tag: DW_TAG_inheritance, scope: ![[NoPrimaryBase]],
11// CHECK-SAME: baseType: ![[HasVirtualMethod:[0-9]+]], offset: 4, flags: DIFlagVirtual, extraData: i32 0)
12
13// CHECK: ![[HasVirtualMethod]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "HasVirtualMethod"
14
15// CHECK: ![[HasPrimaryBase:[0-9]+]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "HasPrimaryBase",
16// CHECK-SAME: elements: ![[elements:[0-9]+]]
17
18// CHECK: ![[elements]] = !{![[SecondaryVTable_base:[0-9]+]], ![[HasVirtualMethod_base:[0-9]+]], ![[vshape:[0-9]+]]}
19
20// CHECK: ![[SecondaryVTable_base]] = !DIDerivedType(tag: DW_TAG_inheritance, scope: ![[HasPrimaryBase]],
21// CHECK-SAME: baseType: ![[SecondaryVTable:[0-9]+]], offset: 4, flags: DIFlagVirtual, extraData: i32 4)
22
23// CHECK: ![[SecondaryVTable]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "SecondaryVTable"
24
25// CHECK: ![[HasVirtualMethod_base]] = !DIDerivedType(tag: DW_TAG_inheritance, scope: ![[HasPrimaryBase]], baseType: ![[HasVirtualMethod]], extraData: i32 0)
26
27// CHECK: ![[HasIndirectVirtualBase:[0-9]+]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "HasIndirectVirtualBase"
28// CHECK-SAME: elements: ![[elements:[0-9]+]]
29
30// CHECK: !DIDerivedType(tag: DW_TAG_inheritance, scope: ![[HasIndirectVirtualBase]], baseType: ![[HasPrimaryBase]]
31// CHECK-NOT: DIFlagIndirectVirtualBase
32// CHECK-SAME: )
33
34// CHECK: !DIDerivedType(tag: DW_TAG_inheritance, scope: ![[HasIndirectVirtualBase]], baseType: ![[SecondaryVTable]]
35// CHECK-SAME: flags:
36// CHECK-SAME: DIFlagIndirectVirtualBase
37
38// CHECK: ![[DynamicNoVFPtr:[0-9]+]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "DynamicNoVFPtr",
39// CHECK-SAME: elements: ![[elements:[0-9]+]]
40
41// CHECK: ![[elements]] = !{![[POD_base:[0-9]+]]}
42
43// CHECK: ![[POD_base]] = !DIDerivedType(tag: DW_TAG_inheritance, scope: ![[DynamicNoVFPtr]],
44// CHECK-SAME: baseType: ![[POD:[0-9]+]], offset: 4, flags: DIFlagVirtual, extraData: i32 0)
45
46// CHECK: ![[POD]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "POD"
47
48struct POD { int pod; };
49
50struct DynamicNoVFPtr : virtual POD { };
51
52DynamicNoVFPtr dynamic_no_vfptr;
53
54struct HasVirtualMethod { virtual void f(); };
55
56struct NoPrimaryBase : virtual HasVirtualMethod { };
57
58NoPrimaryBase no_primary_base;
59
60struct SecondaryVTable { virtual void g(); };
61
62struct HasPrimaryBase : virtual SecondaryVTable, HasVirtualMethod { };
63
64HasPrimaryBase has_primary_base;
65
66struct HasIndirectVirtualBase : public HasPrimaryBase {};
67
68HasIndirectVirtualBase has_indirect_virtual_base;
69