summaryrefslogtreecommitdiffstats
path: root/lldb/source/Symbol/ClangASTContext.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lldb/source/Symbol/ClangASTContext.cpp')
-rw-r--r--lldb/source/Symbol/ClangASTContext.cpp100
1 files changed, 48 insertions, 52 deletions
diff --git a/lldb/source/Symbol/ClangASTContext.cpp b/lldb/source/Symbol/ClangASTContext.cpp
index d49c29c0a49..33fdee0dad7 100644
--- a/lldb/source/Symbol/ClangASTContext.cpp
+++ b/lldb/source/Symbol/ClangASTContext.cpp
@@ -2471,12 +2471,17 @@ ClangASTContext::GetDeclContextForType(const CompilerType &type) {
/// syntactic sugar and other constructs one typically wants to ignore.
/// The \p mask argument allows one to skip certain kinds of simplifications,
/// when one wishes to handle a certain kind of type directly.
-static QualType Desugar(QualType type,
- ArrayRef<clang::Type::TypeClass> mask = {}) {
+static QualType
+RemoveWrappingTypes(QualType type, ArrayRef<clang::Type::TypeClass> mask = {}) {
while (true) {
if (find(mask, type->getTypeClass()) != mask.end())
return type;
switch (type->getTypeClass()) {
+ // This is not fully correct as _Atomic is more than sugar, but it is
+ // sufficient for the purposes we care about.
+ case clang::Type::Atomic:
+ type = cast<clang::AtomicType>(type)->getValueType();
+ break;
case clang::Type::Auto:
case clang::Type::Elaborated:
case clang::Type::Paren:
@@ -2494,7 +2499,7 @@ ClangASTContext::GetDeclContextForType(clang::QualType type) {
if (type.isNull())
return nullptr;
- clang::QualType qual_type = Desugar(type.getCanonicalType());
+ clang::QualType qual_type = RemoveWrappingTypes(type.getCanonicalType());
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::ObjCInterface:
@@ -2518,7 +2523,7 @@ ClangASTContext::GetDeclContextForType(clang::QualType type) {
static bool GetCompleteQualType(clang::ASTContext *ast,
clang::QualType qual_type,
bool allow_completion = true) {
- qual_type = Desugar(qual_type);
+ qual_type = RemoveWrappingTypes(qual_type);
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::ConstantArray:
@@ -2652,7 +2657,7 @@ ConvertAccessTypeToObjCIvarAccessControl(AccessType access) {
// Tests
bool ClangASTContext::IsAggregateType(lldb::opaque_compiler_type_t type) {
- clang::QualType qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
@@ -2673,7 +2678,7 @@ bool ClangASTContext::IsAggregateType(lldb::opaque_compiler_type_t type) {
}
bool ClangASTContext::IsAnonymousType(lldb::opaque_compiler_type_t type) {
- clang::QualType qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
@@ -2697,7 +2702,7 @@ bool ClangASTContext::IsAnonymousType(lldb::opaque_compiler_type_t type) {
bool ClangASTContext::IsArrayType(lldb::opaque_compiler_type_t type,
CompilerType *element_type_ptr,
uint64_t *size, bool *is_incomplete) {
- clang::QualType qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
@@ -2861,7 +2866,7 @@ bool ClangASTContext::IsCStringType(lldb::opaque_compiler_type_t type,
bool ClangASTContext::IsFunctionType(lldb::opaque_compiler_type_t type,
bool *is_variadic_ptr) {
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
if (qual_type->isFunctionType()) {
if (is_variadic_ptr) {
@@ -2899,7 +2904,7 @@ ClangASTContext::IsHomogeneousAggregate(lldb::opaque_compiler_type_t type,
if (!type)
return 0;
- clang::QualType qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -3004,7 +3009,7 @@ ClangASTContext::GetFunctionArgumentAtIndex(lldb::opaque_compiler_type_t type,
bool ClangASTContext::IsFunctionPointerType(lldb::opaque_compiler_type_t type) {
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
if (qual_type->isFunctionPointerType())
return true;
@@ -3031,7 +3036,7 @@ bool ClangASTContext::IsBlockPointerType(
lldb::opaque_compiler_type_t type,
CompilerType *function_pointer_type_ptr) {
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
if (qual_type->isBlockPointerType()) {
if (function_pointer_type_ptr) {
@@ -3102,7 +3107,7 @@ bool ClangASTContext::IsEnumerationType(lldb::opaque_compiler_type_t type,
bool ClangASTContext::IsPointerType(lldb::opaque_compiler_type_t type,
CompilerType *pointee_type) {
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Builtin:
@@ -3154,7 +3159,7 @@ bool ClangASTContext::IsPointerType(lldb::opaque_compiler_type_t type,
bool ClangASTContext::IsPointerOrReferenceType(
lldb::opaque_compiler_type_t type, CompilerType *pointee_type) {
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Builtin:
@@ -3220,7 +3225,7 @@ bool ClangASTContext::IsReferenceType(lldb::opaque_compiler_type_t type,
CompilerType *pointee_type,
bool *is_rvalue) {
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
@@ -3383,7 +3388,7 @@ bool ClangASTContext::IsPossibleDynamicType(lldb::opaque_compiler_type_t type,
bool check_objc) {
clang::QualType pointee_qual_type;
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
bool success = false;
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
@@ -3640,7 +3645,7 @@ ClangASTContext::GetTypeInfo(lldb::opaque_compiler_type_t type,
pointee_or_element_clang_type->Clear();
clang::QualType qual_type =
- Desugar(GetQualType(type), {clang::Type::Typedef});
+ RemoveWrappingTypes(GetQualType(type), {clang::Type::Typedef});
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
@@ -3827,11 +3832,6 @@ ClangASTContext::GetTypeInfo(lldb::opaque_compiler_type_t type,
->getUnderlyingType()
.getAsOpaquePtr())
.GetTypeInfo(pointee_or_element_clang_type);
- case clang::Type::Atomic:
- return CompilerType(this, llvm::cast<clang::AtomicType>(qual_type)
- ->getValueType()
- .getAsOpaquePtr())
- .GetTypeInfo(pointee_or_element_clang_type);
case clang::Type::UnresolvedUsing:
return 0;
@@ -3945,13 +3945,14 @@ ClangASTContext::GetTypeClass(lldb::opaque_compiler_type_t type) {
return lldb::eTypeClassInvalid;
clang::QualType qual_type =
- Desugar(GetQualType(type), {clang::Type::Typedef});
+ RemoveWrappingTypes(GetQualType(type), {clang::Type::Typedef});
switch (qual_type->getTypeClass()) {
+ case clang::Type::Atomic:
case clang::Type::Auto:
case clang::Type::Elaborated:
case clang::Type::Paren:
- llvm_unreachable("Handled in Desugar!");
+ llvm_unreachable("Handled in RemoveWrappingTypes!");
case clang::Type::UnaryTransform:
break;
case clang::Type::FunctionNoProto:
@@ -4052,8 +4053,6 @@ ClangASTContext::GetTypeClass(lldb::opaque_compiler_type_t type) {
break;
case clang::Type::DeducedTemplateSpecialization:
break;
- case clang::Type::Atomic:
- break;
case clang::Type::Pipe:
break;
@@ -4202,7 +4201,7 @@ size_t
ClangASTContext::GetNumMemberFunctions(lldb::opaque_compiler_type_t type) {
size_t num_functions = 0;
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
switch (qual_type->getTypeClass()) {
case clang::Type::Record:
if (GetCompleteQualType(getASTContext(), qual_type)) {
@@ -4266,7 +4265,7 @@ ClangASTContext::GetMemberFunctionAtIndex(lldb::opaque_compiler_type_t type,
CompilerType clang_type;
CompilerDecl clang_decl;
if (type) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
switch (qual_type->getTypeClass()) {
case clang::Type::Record:
if (GetCompleteQualType(getASTContext(), qual_type)) {
@@ -4658,14 +4657,15 @@ lldb::Encoding ClangASTContext::GetEncoding(lldb::opaque_compiler_type_t type,
return lldb::eEncodingInvalid;
count = 1;
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
switch (qual_type->getTypeClass()) {
+ case clang::Type::Atomic:
case clang::Type::Auto:
case clang::Type::Elaborated:
case clang::Type::Paren:
case clang::Type::Typedef:
- llvm_unreachable("Handled in Desugar!");
+ llvm_unreachable("Handled in RemoveWrappingTypes!");
case clang::Type::UnaryTransform:
break;
@@ -4903,7 +4903,6 @@ lldb::Encoding ClangASTContext::GetEncoding(lldb::opaque_compiler_type_t type,
case clang::Type::TemplateSpecialization:
case clang::Type::DeducedTemplateSpecialization:
- case clang::Type::Atomic:
case clang::Type::Adjusted:
case clang::Type::Pipe:
break;
@@ -4927,14 +4926,15 @@ lldb::Format ClangASTContext::GetFormat(lldb::opaque_compiler_type_t type) {
if (!type)
return lldb::eFormatDefault;
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
switch (qual_type->getTypeClass()) {
+ case clang::Type::Atomic:
case clang::Type::Auto:
case clang::Type::Elaborated:
case clang::Type::Paren:
case clang::Type::Typedef:
- llvm_unreachable("Handled in Desugar!");
+ llvm_unreachable("Handled in RemoveWrappingTypes!");
case clang::Type::UnaryTransform:
break;
@@ -5043,11 +5043,6 @@ lldb::Format ClangASTContext::GetFormat(lldb::opaque_compiler_type_t type) {
->getUnderlyingType()
.getAsOpaquePtr())
.GetFormat();
- case clang::Type::Atomic:
- return CompilerType(this, llvm::cast<clang::AtomicType>(qual_type)
- ->getValueType()
- .getAsOpaquePtr())
- .GetFormat();
case clang::Type::DependentSizedArray:
case clang::Type::DependentSizedExtVector:
case clang::Type::UnresolvedUsing:
@@ -5114,7 +5109,7 @@ uint32_t ClangASTContext::GetNumChildren(lldb::opaque_compiler_type_t type,
return 0;
uint32_t num_children = 0;
- clang::QualType qual_type(Desugar(GetQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Builtin:
@@ -5381,7 +5376,7 @@ uint32_t ClangASTContext::GetNumFields(lldb::opaque_compiler_type_t type) {
return 0;
uint32_t count = 0;
- clang::QualType qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -5501,7 +5496,7 @@ CompilerType ClangASTContext::GetFieldAtIndex(lldb::opaque_compiler_type_t type,
if (!type)
return CompilerType();
- clang::QualType qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -5598,7 +5593,7 @@ CompilerType ClangASTContext::GetFieldAtIndex(lldb::opaque_compiler_type_t type,
uint32_t
ClangASTContext::GetNumDirectBaseClasses(lldb::opaque_compiler_type_t type) {
uint32_t count = 0;
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -5650,7 +5645,7 @@ ClangASTContext::GetNumDirectBaseClasses(lldb::opaque_compiler_type_t type) {
uint32_t
ClangASTContext::GetNumVirtualBaseClasses(lldb::opaque_compiler_type_t type) {
uint32_t count = 0;
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -5670,7 +5665,7 @@ ClangASTContext::GetNumVirtualBaseClasses(lldb::opaque_compiler_type_t type) {
CompilerType ClangASTContext::GetDirectBaseClassAtIndex(
lldb::opaque_compiler_type_t type, size_t idx, uint32_t *bit_offset_ptr) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -5768,7 +5763,7 @@ CompilerType ClangASTContext::GetDirectBaseClassAtIndex(
CompilerType ClangASTContext::GetVirtualBaseClassAtIndex(
lldb::opaque_compiler_type_t type, size_t idx, uint32_t *bit_offset_ptr) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -5818,7 +5813,7 @@ uint32_t ClangASTContext::GetNumPointeeChildren(clang::QualType type) {
if (type.isNull())
return 0;
- clang::QualType qual_type = Desugar(type.getCanonicalType());
+ clang::QualType qual_type = RemoveWrappingTypes(type.getCanonicalType());
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Builtin:
@@ -5972,7 +5967,8 @@ CompilerType ClangASTContext::GetChildCompilerTypeAtIndex(
return exe_ctx ? exe_ctx->GetBestExecutionContextScope() : nullptr;
};
- clang::QualType parent_qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType parent_qual_type(
+ RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass parent_type_class =
parent_qual_type->getTypeClass();
child_bitfield_bit_size = 0;
@@ -6496,7 +6492,7 @@ size_t ClangASTContext::GetIndexOfChildMemberWithName(
lldb::opaque_compiler_type_t type, const char *name,
bool omit_empty_base_classes, std::vector<uint32_t> &child_indexes) {
if (type && name && name[0]) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -6737,7 +6733,7 @@ ClangASTContext::GetIndexOfChildWithName(lldb::opaque_compiler_type_t type,
const char *name,
bool omit_empty_base_classes) {
if (type && name && name[0]) {
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
@@ -6936,7 +6932,7 @@ ClangASTContext::GetNumTemplateArguments(lldb::opaque_compiler_type_t type) {
if (!type)
return 0;
- clang::QualType qual_type = Desugar(GetCanonicalQualType(type));
+ clang::QualType qual_type = RemoveWrappingTypes(GetCanonicalQualType(type));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record:
@@ -6966,7 +6962,7 @@ ClangASTContext::GetAsTemplateSpecialization(
if (!type)
return nullptr;
- clang::QualType qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
case clang::Type::Record: {
@@ -7939,7 +7935,7 @@ bool ClangASTContext::SetHasExternalStorage(lldb::opaque_compiler_type_t type,
if (!type)
return false;
- clang::QualType qual_type(Desugar(GetCanonicalQualType(type)));
+ clang::QualType qual_type(RemoveWrappingTypes(GetCanonicalQualType(type)));
const clang::Type::TypeClass type_class = qual_type->getTypeClass();
switch (type_class) {
@@ -8871,7 +8867,7 @@ void ClangASTContext::DumpTypeDescription(lldb::opaque_compiler_type_t type,
Stream *s) {
if (type) {
clang::QualType qual_type =
- Desugar(GetQualType(type), {clang::Type::Typedef});
+ RemoveWrappingTypes(GetQualType(type), {clang::Type::Typedef});
llvm::SmallVector<char, 1024> buf;
llvm::raw_svector_ostream llvm_ostrm(buf);
OpenPOWER on IntegriCloud