TargetLoweringObjectFileImpl.cpp

  if (GV->isWeakForLinker()) {
    const char *Prefix = getCOFFSectionPrefixForUniqueGlobal(Kind);
    SmallString<128> Name(Prefix, Prefix+strlen(Prefix));
    MCSymbol *Sym = Mang->getSymbol(GV);
    Name.append(Sym->getName().begin() + 1, Sym->getName().end());

    unsigned Characteristics = getCOFFSectionFlags(Kind);

    Characteristics |= COFF::IMAGE_SCN_LNK_COMDAT;

    return getContext().getCOFFSection(Name.str(), Characteristics,
                          COFF::IMAGE_COMDAT_SELECT_ANY, Kind);
  }

  if (Kind.isText())
    return getTextSection();

  return getDataSection();
}