clang/test/CodeGenCXX/debug-info-ms-ptr-to-member.cpp

   1 // RUN: %clang_cc1 -triple x86_64-windows -debug-info-kind=limited -gcodeview %s -emit-llvm -o - | FileCheck %s
   2
   3 // Test member pointer inheritance models.
   4
   5 struct A { int a; };
   6 struct B { int b; };
   7 struct C : A, B { int c; };
   8 struct D : virtual C { int d; };
   9 struct E;
  10 int A::*pmd_a;
  11 int C::*pmd_b;
  12 int D::*pmd_c;
  13 int E::*pmd_d;
  14 void (A::*pmf_a)();
  15 void (C::*pmf_b)();
  16 void (D::*pmf_c)();
  17 void (E::*pmf_d)();
  18
  19 // Test incomplete MPTs, which don't have inheritance models.
  20
  21 struct Incomplete;
  22 int Incomplete::**ppmd;
  23 void (Incomplete::**ppmf)();
  24
  25 // CHECK: distinct !DIGlobalVariable(name: "pmd_a", {{.*}} type: ![[pmd_a:[^, ]*]], {{.*}})
  26 // CHECK: distinct !DIGlobalVariable(name: "pmd_b", {{.*}} type: ![[pmd_b:[^, ]*]], {{.*}})
  27 // CHECK: ![[pmd_b]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{.*}}, size: 32, flags: DIFlagMultipleInheritance, {{.*}})
  28 // CHECK: distinct !DIGlobalVariable(name: "pmd_c", {{.*}} type: ![[pmd_c:[^, ]*]], {{.*}})
  29 // CHECK: ![[pmd_c]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{.*}}, size: 64, flags: DIFlagVirtualInheritance, {{.*}})
  30 // CHECK: distinct !DIGlobalVariable(name: "pmd_d", {{.*}} type: ![[pmd_d:[^, ]*]], {{.*}})
  31 // CHECK: ![[pmd_d]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{.*}}, size: 96,
  32 // CHECK-NOT: flags:
  33 // CHECK-SAME: ){{$}}
  34
  35 // CHECK: distinct !DIGlobalVariable(name: "pmf_a", {{.*}} type: ![[pmf_a:[^, ]*]], {{.*}})
  36 // CHECK: ![[pmf_a]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{.*}}, size: 64, flags: DIFlagSingleInheritance, {{.*}})
  37 // CHECK: distinct !DIGlobalVariable(name: "pmf_b", {{.*}} type: ![[pmf_b:[^, ]*]], {{.*}})
  38 // CHECK: ![[pmf_b]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{.*}}, size: 128, flags: DIFlagMultipleInheritance, {{.*}})
  39 // CHECK: distinct !DIGlobalVariable(name: "pmf_c", {{.*}} type: ![[pmf_c:[^, ]*]], {{.*}})
  40 // CHECK: ![[pmf_c]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{.*}}, size: 128, flags: DIFlagVirtualInheritance, {{.*}})
  41 // CHECK: distinct !DIGlobalVariable(name: "pmf_d", {{.*}} type: ![[pmf_d:[^, ]*]], {{.*}})
  42 // CHECK: ![[pmf_d]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{.*}}, size: 192,
  43 // CHECK-NOT: flags:
  44 // CHECK-SAME: ){{$}}
  45
  46 // CHECK: distinct !DIGlobalVariable(name: "ppmd", {{.*}} type: ![[ppmd:[^, ]*]], {{.*}})
  47 // CHECK: ![[ppmd]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: ![[ppmd2:[^ ]*]], size: 64)
  48 // CHECK: ![[ppmd2]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{[0-9]*}}, extraData: !{{[0-9]*}}){{$}}
  49 // CHECK: distinct !DIGlobalVariable(name: "ppmf", {{.*}} type: ![[ppmf:[^, ]*]], {{.*}})
  50 // CHECK: ![[ppmf]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: ![[ppmf2:[^ ]*]], size: 64)
  51 // CHECK: ![[ppmf2]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{[0-9]*}}, extraData: !{{[0-9]*}}){{$}}
  52
  53 // CHECK: ![[pmd_a]] = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !{{.*}}, size: 32, flags: DIFlagSingleInheritance, {{.*}})