*) AC_MSG_ERROR([Invalid setting for --enable-cxx1y. Use "yes" or "no"]) ;;
esac
-dnl --enable-fission : check whether or not to use -gsplit-dwarf on the command
+dnl --enable-split-dwarf : check whether or not to use -gsplit-dwarf on the command
dnl line
AC_ARG_ENABLE(split-dwarf,
AS_HELP_STRING([--enable-split-dwarf],