* lisp/isearch.el: Fix lazy-highlighting and lazy-counting of hidden matches

* lisp/isearch.el (isearch-lazy-highlight-search): Let-bind
search-invisible to t when search-invisible is 'open' or when both
isearch-lazy-count and search-invisible are non-nil.  (Bug#40808)

1 files changed, 5 insertions, 2 deletions

diff --git a/lisp/isearch.el b/lisp/isearch.el
index ddf9190dc6d..1a414830ee8 100644
--- a/lisp/isearch.el
+++ b/lisp/isearch.el
@@ -319,7 +319,7 @@ this variable is set to the symbol `all-windows'."
   "Show match numbers in the search prompt.
 When both this option and `isearch-lazy-highlight' are non-nil,
 show the current match number and the total number of matches
-in the buffer (or its restriction)."
+in the buffer (or its restriction), including all hidden matches."
   :type 'boolean
   :group 'lazy-count
   :group 'isearch
@@ -3866,7 +3866,10 @@ Attempt to do the search exactly the way the pending Isearch would."
             (isearch-regexp-lax-whitespace
              isearch-lazy-highlight-regexp-lax-whitespace)
             (isearch-forward isearch-lazy-highlight-forward)
-            (search-invisible nil)      ; don't match invisible text
+            ;; Don't match invisible text unless it can be opened
+            ;; or when counting matches and user can visit hidden matches
+            (search-invisible (or (eq search-invisible 'open)
+                                  (and isearch-lazy-count search-invisible)))
             (retry t)
             (success nil))
         ;; Use a loop like in `isearch-search'.