\input texinfo

@anchor{An anchor}

Ref to the anchor:
@ref{An anchor}

Ref to the anchor in footnote:
@ref{Anchor in footnote}.

@footnote{In footnote.

@anchor{Anchor in footnote}

Ref to main text anchor
@ref{An anchor}
}

@float , float anchor
In float
@end float

Ref to float
@ref{float anchor}.

@float Text, ta
In float

@caption{ta caption}
@end float

@contents

@menu
* An anchor::                menu entry pointing to the anchor.
@end menu

@cindex index entry

@printindex cp

@listoffloats Text

@setfilename things_before_setfilename.info 

@node Top
@top top section

@node chap
@chapter Chapter

Ref to anchor
@ref{An anchor}

Ref to footnote anchor
@ref{Anchor in footnote}