MC/MCParser/AsmParser.cpp

798     std::pair<StringRef, StringRef> Split = Identifier.split('@');
801     if (Split.first.size() != Identifier.size()) {
802       Variant = MCSymbolRefExpr::getVariantKindForName(Split.second);
804         SymbolName = Split.first;
809         return TokError("invalid variant '" + Split.second + "'");
839       std::pair<StringRef, StringRef> Split = IDVal.split('@');
841       if (Split.first.size() != IDVal.size()) {
842         Variant = MCSymbolRefExpr::getVariantKindForName(Split.second);
845           return TokError("invalid variant '" + Split.second + "'");
847         IDVal = Split.first;