@c man begin OPTIONS
@table @gcctabopt
-@cindex @code{-mtune=@var{arch}} command line option, Visium
+@cindex @code{-mtune=@var{arch}} command-line option, Visium
@item -mtune=@var{arch}
This option specifies the target architecture. If an attempt is made to
assemble an instruction that will not execute on the target architecture,