* doc/emacs/programs.texi (Which Function): Delete duplicate
wording. (Bug#26098)
@vindex which-func-modes
To either enable or disable Which Function mode, use the command
@kbd{M-x which-function-mode}. Which Function mode is a global minor
-mode. By default, it takes effect in all major modes major modes that
+mode. By default, it takes effect in all major modes that
know how to support it (i.e., all the major modes that support
Imenu). You can restrict it to a specific list of major modes by
changing the value of the variable @code{which-func-modes} from