Re: tabs in `@example`

> Date: Fri, 13 Mar 2026 07:16:01 +0000
> From: Werner LEMBERG <[email protected]>
> 
> In the info file I read the following about `@example`.
> 
>      Caution: Do not use tabs in the lines of an example!  (Or
>      anywhere else in Texinfo, except in verbatim environments.)  TeX
>      treats tabs as single spaces, and that is not what they look
>      like.
> 
> However, this is not fully correct.  Consider the following input
> file.
> 
> ```
> \input texinfo
> 
> @example
> no leading space
> 	leading tab	another tab
>         eight leading spaces
> @end example
> 
> @bye
> ```
> 
> If processed with `texi2pdf`, the leading tab vanishes completely (as
> shown in the image); it is not treated as a single space.

Where does it say that _every_ tab is treated as a single space?