1 files changed, 5 insertions, 1 deletions

diff --git a/src/data.c b/src/data.c
index 558c7a974af..dd26feee264 100644
--- a/src/data.c
+++ b/src/data.c
@@ -1794,7 +1794,11 @@ BUFFER defaults to the current buffer.  */)
 
 DEFUN ("local-variable-if-set-p", Flocal_variable_if_set_p, Slocal_variable_if_set_p,
        1, 2, 0,
-       doc: /* Non-nil if VARIABLE will be local in buffer BUFFER if it is set there.
+       doc: /* Non-nil if VARIABLE will be local in buffer BUFFER when set there.
+More precisely, this means that setting the variable \(with `set' or`setq'),
+while it does not have a `let'-style binding that was made in BUFFER,
+will produce a buffer local binding.  See Info node
+`(elisp)Creating Buffer-Local'.
 BUFFER defaults to the current buffer.  */)
      (variable, buffer)
      register Lisp_Object variable, buffer;