clang/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
  48 struct POD { int pod; };
  49
  50 struct DynamicNoVFPtr : virtual POD { };
  51
  52 DynamicNoVFPtr dynamic_no_vfptr;
  53
  54 struct HasVirtualMethod { virtual void f(); };
  55
  56 struct NoPrimaryBase : virtual HasVirtualMethod { };
  57
  58 NoPrimaryBase no_primary_base;
  59
  60 struct SecondaryVTable { virtual void g(); };
  61
  62 struct HasPrimaryBase : virtual SecondaryVTable, HasVirtualMethod { };
  63
  64 HasPrimaryBase has_primary_base;
  65
  66 struct HasIndirectVirtualBase : public HasPrimaryBase {};
  67
  68 HasIndirectVirtualBase has_indirect_virtual_base;