diff options
Diffstat (limited to 'include/llvm/DebugInfo/DIContext.h')
| -rw-r--r-- | include/llvm/DebugInfo/DIContext.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/include/llvm/DebugInfo/DIContext.h b/include/llvm/DebugInfo/DIContext.h index d2a5318179eb..fbebfe634b63 100644 --- a/include/llvm/DebugInfo/DIContext.h +++ b/include/llvm/DebugInfo/DIContext.h @@ -28,6 +28,10 @@ namespace llvm { /// A format-neutral container for source line information. struct DILineInfo { + // DILineInfo contains "<invalid>" for function/filename it cannot fetch. + static constexpr const char *const BadString = "<invalid>"; + // Use "??" instead of "<invalid>" to make our output closer to addr2line. + static constexpr const char *const Addr2LineBadString = "??"; std::string FileName; std::string FunctionName; Optional<StringRef> Source; @@ -38,7 +42,7 @@ struct DILineInfo { // DWARF-specific. uint32_t Discriminator = 0; - DILineInfo() : FileName("<invalid>"), FunctionName("<invalid>") {} + DILineInfo() : FileName(BadString), FunctionName(BadString) {} bool operator==(const DILineInfo &RHS) const { return Line == RHS.Line && Column == RHS.Column && @@ -61,9 +65,9 @@ struct DILineInfo { void dump(raw_ostream &OS) { OS << "Line info: "; - if (FileName != "<invalid>") + if (FileName != BadString) OS << "file '" << FileName << "', "; - if (FunctionName != "<invalid>") + if (FunctionName != BadString) OS << "function '" << FunctionName << "', "; OS << "line " << Line << ", "; OS << "column " << Column << ", "; @@ -109,7 +113,7 @@ struct DIGlobal { uint64_t Start = 0; uint64_t Size = 0; - DIGlobal() : Name("<invalid>") {} + DIGlobal() : Name(DILineInfo::BadString) {} }; struct DILocal { @@ -289,7 +293,7 @@ public: LoadedObjectInfoHelper(Ts &&... Args) : Base(std::forward<Ts>(Args)...) {} std::unique_ptr<llvm::LoadedObjectInfo> clone() const override { - return llvm::make_unique<Derived>(static_cast<const Derived &>(*this)); + return std::make_unique<Derived>(static_cast<const Derived &>(*this)); } }; |