message: [DWARFContext] Strip leading dot in section names
  The LLVM context doesn't expect the leading dot in the section name.
diff: @@ -116,6 +116,8 @@ llvm::DWARFContext &DWARFContext::GetAsLLVM() {
  llvm::StringRef data = llvm::toStringRef(section_data.GetData());
  llvm::StringRef name = section.GetName().GetStringRef();
  + if (name.startswith("."))
  + name = name.drop_front();
  section_map.try_emplace(
  name, llvm::MemoryBuffer::getMemBuffer(data, name, false));
  };
  