diff options
Diffstat (limited to 'llvm/lib/DebugInfo')
| -rw-r--r-- | llvm/lib/DebugInfo/DWARF/DWARFDie.cpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp b/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp index db5cc37..6c78ef0 100644 --- a/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp +++ b/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp @@ -129,6 +129,25 @@ prettyLanguageVersionString(const DWARFAttribute &AttrValue, static_cast<SourceLanguageName>(*LName), *LVersion); } +static llvm::Expected<llvm::StringRef> +getApplePropertyName(const DWARFDie &PropDIE) { + if (!PropDIE) + return llvm::createStringError("invalid DIE"); + + if (PropDIE.getTag() != DW_TAG_APPLE_property) + return llvm::createStringError("not referencing a DW_TAG_APPLE_property"); + + auto PropNameForm = PropDIE.find(DW_AT_APPLE_property_name); + if (!PropNameForm) + return ""; + + auto NameOrErr = PropNameForm->getAsCString(); + if (!NameOrErr) + return NameOrErr.takeError(); + + return *NameOrErr; +} + static void dumpAttribute(raw_ostream &OS, const DWARFDie &Die, const DWARFAttribute &AttrValue, unsigned Indent, DIDumpOptions DumpOpts) { @@ -233,6 +252,15 @@ static void dumpAttribute(raw_ostream &OS, const DWARFDie &Die, Die.getAttributeValueAsReferencedDie(FormValue).getName( DINameKind::LinkageName)) OS << Space << "\"" << Name << '\"'; + } else if (Attr == DW_AT_APPLE_property) { + auto PropDIE = Die.getAttributeValueAsReferencedDie(FormValue); + if (auto PropNameOrErr = getApplePropertyName(PropDIE)) + OS << Space << "\"" << *PropNameOrErr << '\"'; + else + DumpOpts.RecoverableErrorHandler(createStringError( + errc::invalid_argument, + llvm::formatv("decoding DW_AT_APPLE_property_name: {}", + toString(PropNameOrErr.takeError())))); } else if (Attr == DW_AT_type || Attr == DW_AT_containing_type) { DWARFDie D = resolveReferencedType(Die, FormValue); if (D && !D.isNULL()) { |