clang/test/Modules/ModuleDebugInfo.cpp

   1 // UNSUPPORTED: -zos, -aix
   2 // Test that (the same) debug info is emitted for an Objective-C++
   3 // module and a C++ precompiled header.
   4
   5 // REQUIRES: asserts
   6
   7 // Modules:
   8 // RUN: rm -rf %t
   9 // RUN: %clang_cc1 -triple %itanium_abi_triple -x objective-c++ -std=c++11 -debugger-tuning=lldb -debug-info-kind=limited -fmodules -fmodule-format=obj -fimplicit-module-maps -DMODULES -fmodules-cache-path=%t %s -I %S/Inputs -I %t -emit-llvm -o %t.ll -mllvm -debug-only=pchcontainer &>%t-mod.ll
  10 // RUN: cat %t-mod.ll | FileCheck %s
  11 // RUN: cat %t-mod.ll | FileCheck --check-prefix=CHECK-NEG %s
  12 // RUN: cat %t-mod.ll | FileCheck --check-prefix=CHECK-MOD %s
  13
  14 // PCH:
  15 // RUN: %clang_cc1 -triple %itanium_abi_triple -x c++ -std=c++11  -debugger-tuning=lldb -emit-pch -fmodule-format=obj -I %S/Inputs -o %t.pch %S/Inputs/DebugCXX.h -mllvm -debug-only=pchcontainer &>%t-pch.ll
  16 // RUN: cat %t-pch.ll | FileCheck --check-prefix=CHECK-CXX %s
  17 // RUN: cat %t-pch.ll | FileCheck --check-prefix=CHECK-NEG %s
  18
  19 #ifdef MODULES
  20 @import DebugCXX;
  21 #endif
  22
  23 // CHECK-MOD: distinct !DICompileUnit(language: DW_LANG_{{.*}}C_plus_plus,
  24 // CHECK-MOD: distinct !DICompileUnit(language: DW_LANG_{{.*}}C_plus_plus,
  25
  26 // CHECK: distinct !DICompileUnit(language: DW_LANG_{{.*}}C_plus_plus,
  27 // CHECK-CXX: distinct !DICompileUnit(language: DW_LANG_C_plus_plus_11,
  28 // CHECK-SAME:                    isOptimized: false,
  29 // CHECK-NOT:                     splitDebugFilename:
  30 // CHECK-SAME:                    dwoId:
  31
  32 // CHECK: !DICompositeType(tag: DW_TAG_enumeration_type, name: "Enum"
  33 // CHECK-SAME:             identifier: "_ZTSN8DebugCXX4EnumE")
  34 // CHECK: !DINamespace(name: "DebugCXX"
  35
  36 // CHECK-MOD: ![[DEBUGCXX:.*]] = !DIModule(scope: null, name: "DebugCXX
  37
  38 // CHECK: !DICompositeType(tag: DW_TAG_enumeration_type,
  39 // CHECK-NOT:              name:
  40 // CHECK-SAME:             )
  41
  42 // CHECK: !DICompositeType(tag: DW_TAG_enumeration_type,
  43 // CHECK-NOT:              name:
  44 // CHECK-SAME:             )
  45
  46 // CHECK: !DICompositeType(tag: DW_TAG_enumeration_type,
  47 // CHECK-NOT:              name:
  48 // CHECK-SAME:             identifier: "_ZTS11TypedefEnum")
  49
  50 // CHECK: !DICompositeType(tag: DW_TAG_enumeration_type,
  51 // CHECK-NOT:              name:
  52 // CHECK-SAME:             )
  53 // CHECK: !DIEnumerator(name: "e5", value: 5, isUnsigned: true)
  54
  55 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "Struct"
  56 // CHECK-SAME:             identifier: "_ZTSN8DebugCXX6StructE")
  57
  58 // This type is anchored by an explicit template instantiation.
  59 // CHECK: !DICompositeType(tag: DW_TAG_class_type,
  60 // CHECK-SAME:             name: "Template<int, DebugCXX::traits<int> >"
  61 // CHECK-SAME:             elements:
  62 // CHECK-SAME:             templateParams:
  63 // CHECK-SAME:             identifier: "_ZTSN8DebugCXX8TemplateIiNS_6traitsIiEEEE")
  64
  65 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "traits<int>"
  66 // CHECK-SAME:             flags: DIFlagFwdDecl
  67 // CHECK-SAME:             identifier: "_ZTSN8DebugCXX6traitsIiEE")
  68
  69 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "traits<float>"
  70 // CHECK-SAME:             elements:
  71 // CHECK-SAME:             templateParams:
  72 // CHECK-SAME:             identifier: "_ZTSN8DebugCXX6traitsIfEE")
  73
  74 // CHECK: !DICompositeType(tag: DW_TAG_class_type,
  75 // CHECK-SAME:             name: "Template<long, DebugCXX::traits<long> >"
  76 // CHECK-SAME:             elements:
  77 // CHECK-SAME:             templateParams:
  78 // CHECK-SAME:             identifier: "_ZTSN8DebugCXX8TemplateIlNS_6traitsIlEEEE")
  79
  80 // This type is anchored by a function parameter.
  81 // CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "A<void>"
  82 // CHECK-SAME:             elements:
  83 // CHECK-SAME:             templateParams:
  84 // CHECK-SAME:             identifier: "_ZTSN8DebugCXX1AIJvEEE")
  85
  86 // CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "FloatInstantiation"
  87 // no mangled name here yet.
  88
  89 // CHECK: !DICompositeType(tag: DW_TAG_class_type,
  90 // CHECK-SAME:             name: "Template<float, DebugCXX::traits<float> >"
  91 // CHECK-SAME:             flags: DIFlagFwdDecl
  92 // CHECK-SAME:             identifier: "_ZTSN8DebugCXX8TemplateIfNS_6traitsIfEEEE")
  93
  94 // CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "B",
  95 // no mangled name here yet.
  96
  97 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "Virtual"
  98 // CHECK-SAME:             elements:
  99 // CHECK-SAME:             identifier: "_ZTS7Virtual")
 100 // CHECK: !DIDerivedType(tag: DW_TAG_member, name: "_vptr$Virtual"
 101
 102 // CHECK: !DICompositeType(tag: DW_TAG_union_type,
 103 // CHECK-NOT:              name:
 104 // CHECK-SAME:             identifier: "_ZTS12TypedefUnion")
 105
 106 // CHECK: !DICompositeType(tag: DW_TAG_structure_type,
 107 // CHECK-NOT:              name:
 108 // CHECK-SAME:             identifier: "_ZTS13TypedefStruct")
 109
 110 // CHECK: !DICompositeType(tag: DW_TAG_union_type,
 111 // CHECK-NOT:              name:
 112 // CHECK-SAME:             )
 113
 114 // CHECK: !DICompositeType(tag: DW_TAG_structure_type,
 115 // CHECK-NOT:              name:
 116 // CHECK-SAME:             )
 117
 118 // CHECK: !DICompositeType(tag: DW_TAG_structure_type,
 119 // CHECK-SAME:             name: "InAnonymousNamespace",
 120 // CHECK-SAME:             elements: !{{[0-9]+}})
 121
 122 // CHECK: ![[A:.*]] = {{.*}}!DICompositeType(tag: DW_TAG_class_type, name: "A",
 123 // CHECK-SAME:                               elements:
 124 // CHECK-SAME:                               vtableHolder: ![[A]])
 125
 126 // CHECK: ![[DERIVED:.*]] = {{.*}}!DICompositeType(tag: DW_TAG_class_type, name: "Derived",
 127 // CHECK-SAME:                                     identifier: "_ZTS7Derived")
 128 // CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "B", scope: ![[DERIVED]],
 129 // CHECK-SAME:             elements: ![[B_MBRS:.*]], vtableHolder:
 130 // CHECK: ![[B_MBRS]] = !{{{.*}}, ![[GET_PARENT:.*]]}
 131 // CHECK: ![[GET_PARENT]] = !DISubprogram(name: "getParent"
 132
 133 // CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefTemplate",
 134 // CHECK-SAME:           baseType: ![[BASE:.*]])
 135 // CHECK: ![[BASE]] = !DICompositeType(tag: DW_TAG_class_type,
 136 // CHECK-SAME:                         name: "Template1<void *>",
 137 // CHECK-SAME:                         flags: DIFlagFwdDecl
 138 // CHECK-SAME:                         identifier: "_ZTS9Template1IPvE")
 139
 140 // Explicit instantiation.
 141 // CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "Template1<int>",
 142 // CHECK-SAME:             templateParams:
 143 // CHECK-SAME:             identifier: "_ZTS9Template1IiE")
 144
 145 // CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "FwdDeclTemplate<int>",
 146 // CHECK-SAME:             flags: DIFlagFwdDecl
 147 // CHECK-SAME:             identifier: "_ZTS15FwdDeclTemplateIiE")
 148
 149 // Forward-declared member of a template.
 150 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "Member",
 151 // CHECK-SAME:             flags: DIFlagFwdDecl
 152 // CHECK-SAME:             identifier: "_ZTSN21FwdDeclTemplateMemberIiE6MemberE")
 153
 154 // CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "SpecializedBase",
 155 // CHECK-SAME:           baseType: ![[SPECIALIZEDBASE:.*]])
 156 // CHECK: ![[SPECIALIZEDBASE]] = !DICompositeType(tag: DW_TAG_class_type,
 157 // CHECK-SAME:                             name: "WithSpecializedBase<float>",
 158 // CHECK-SAME:                             flags: DIFlagFwdDecl
 159
 160 // CHECK-MOD: !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: ![[DEBUGCXX]],
 161 // CHECK-MOD-SAME:              entity: ![[DUMMY:[0-9]+]],
 162 // CHECK-MOD-SAME:              line: 3)
 163 // CHECK-MOD: ![[DUMMY]] = !DIModule(scope: null, name: "dummy",
 164 // CHECK-MOD: distinct !DICompileUnit(language: DW_LANG_ObjC_plus_plus,
 165 // CHECK-MOD-SAME:  splitDebugFilename: "{{.*}}dummy{{.*}}.pcm",
 166
 167 // CHECK-NEG-NOT: !DICompositeType(tag: DW_TAG_structure_type, name: "PureForwardDecl"