master 48169f7: Improve indexing of function doc string conventions

[Eli Zaretskii]

branch: master
commit 48169f7c65b2f9c78aa8c066a8b89df13f08ff61
Author: Eli Zaretskii <address@hidden>
Commit: Eli Zaretskii <address@hidden>

    Improve indexing of function doc string conventions
    
    * doc/lispref/functions.texi (Function Documentation): Improve
    indexing (bug#38158).
---
 doc/lispref/functions.texi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/doc/lispref/functions.texi b/doc/lispref/functions.texi
index 1211250..6157f9a 100644
--- a/doc/lispref/functions.texi
+++ b/doc/lispref/functions.texi
@@ -453,7 +453,8 @@ after a @code{&rest} argument.
 
 @node Function Documentation
 @subsection Documentation Strings of Functions
-@cindex documentation of function
+@cindex documentation string of function
+@cindex function's documentation string
 
   A lambda expression may optionally have a @dfn{documentation string}
 just after the lambda list.  This string does not affect execution of