Improve indexing of 'eval-defun' in ELisp manual

* doc/lispref/display.texi (Defining Faces):
* doc/lispref/debugging.texi (Explicit Debug):
* doc/lispref/customize.texi (Variable Definitions):
* doc/lispref/variables.texi (Defining Variables): Add index
entries for 'eval-defun'.  (Bug#32066)

1 files changed, 1 insertions, 0 deletions

diff --git a/doc/lispref/display.texi b/doc/lispref/display.texi
index ce7ec3ac10d..0f7322a6407 100644
--- a/doc/lispref/display.texi
+++ b/doc/lispref/display.texi
@@ -2496,6 +2496,7 @@ However, if the customizations are subsequently removed, the
 appearance of @var{face} will again be determined by its default face
 spec.
 
+@cindex @code{eval-defun}, and @code{defface} forms
 As an exception, if you evaluate a @code{defface} form with
 @kbd{C-M-x} in Emacs Lisp mode (@code{eval-defun}), a special feature
 of @code{eval-defun} overrides any custom face specs on the face,