- /// Resolve any compile unit specific references so that we don't need
- /// the compile unit at a later time in order to work with the form
- /// value.
- bool resolveCompileUnitReferences(const DWARFCompileUnit* cu);
- uint64_t getUnsigned() const { return Value.uval; }
- int64_t getSigned() const { return Value.sval; }
- const char *getAsCString(const DataExtractor *debug_str_data_ptr) const;
- const char *getIndirectCString(const DataExtractor *,
- const DataExtractor *) const;
- uint64_t getIndirectAddress(const DataExtractor *,
- const DWARFCompileUnit *) const;
+ /// getAsFoo functions below return the extracted value as Foo if only
+ /// DWARFFormValue has form class is suitable for representing Foo.
+ Optional<uint64_t> getAsReference(const DWARFUnit *U) const;
+ Optional<uint64_t> getAsUnsignedConstant() const;
+ Optional<const char *> getAsCString(const DWARFUnit *U) const;
+ Optional<uint64_t> getAsAddress(const DWARFUnit *U) const;
+ Optional<uint64_t> getAsSectionOffset() const;
+