summaryrefslogtreecommitdiff
path: root/lisp
diff options
context:
space:
mode:
Diffstat (limited to 'lisp')
-rw-r--r--lisp/subr.el1
1 files changed, 1 insertions, 0 deletions
diff --git a/lisp/subr.el b/lisp/subr.el
index a4fdc6bdfef..05fb82321e5 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -1845,6 +1845,7 @@ COMPARE-FN if that's non-nil.
If ELEMENT is added, it is added at the beginning of the list,
unless the optional argument APPEND is non-nil, in which case
ELEMENT is added at the end.
+LIST-VAR should not refer to a lexical variable.
The return value is the new value of LIST-VAR.