diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index 262c658e258..489a9724fc4 100644
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -1128,7 +1128,8 @@ Each function's symbol gets added to `byte-compile-noruntime-functions'."
 		     ;; we arguably should add it to b-c-noruntime-functions,
                      ;; but it's not clear it's worth the trouble
 		     ;; trying to recognize that case.
-		     (unless (get f 'function-history)
+		     (unless (or (get f 'function-history)
+                                 (assq f byte-compile-function-environment))
                        (push f byte-compile-noruntime-functions)))))))))))))
 
 (defun byte-compile-eval-before-compile (form)
diff --git a/lisp/tab-bar.el b/lisp/tab-bar.el
index 3180d19052f..044337260ce 100644
--- a/lisp/tab-bar.el
+++ b/lisp/tab-bar.el
@@ -693,13 +693,18 @@ from all windows in the window configuration."
 
 (defun tab-bar-tab-name-current ()
   "Generate tab name from the buffer of the selected window."
-  (buffer-name (window-buffer (minibuffer-selected-window))))
+  ;; `minibuffer-selected-window' loses its original window
+  ;; after switching to another tab while the minibuffer was active,
+  ;; so get the most recently used non-minibuffer window.
+  (buffer-name (window-buffer (or (minibuffer-selected-window)
+                                  (and (window-minibuffer-p)
+                                       (get-mru-window))))))
 
 (defun tab-bar-tab-name-current-with-count ()
   "Generate tab name from the buffer of the selected window.
 Also add the number of windows in the window configuration."
   (let ((count (length (window-list-1 nil 'nomini)))
-        (name (window-buffer (minibuffer-selected-window))))
+        (name (tab-bar-tab-name-current)))
     (if (> count 1)
         (format "%s (%d)" name count)
       (format "%s" name))))
@@ -726,7 +731,7 @@ to `tab-bar-tab-name-truncated'."
   "Generate tab name from the buffer of the selected window.
 Truncate it to the length specified by `tab-bar-tab-name-truncated-max'.
 Append ellipsis `tab-bar-tab-name-ellipsis' in this case."
-  (let ((tab-name (buffer-name (window-buffer (minibuffer-selected-window)))))
+  (let ((tab-name (tab-bar-tab-name-current)))
     (if (< (length tab-name) tab-bar-tab-name-truncated-max)
         tab-name
       (propertize (truncate-string-to-width
@@ -1336,10 +1341,8 @@ inherits the current tab's `explicit-name' parameter."
 This is necessary to prepare the same window configuration where
 original windows were saved and will be restored.  This function
 is used only when `read-minibuffer-restore-windows' is non-nil."
-  (when (and read-minibuffer-restore-windows
-             tab-bar-minibuffer-restore-tab)
-    (tab-bar-select-tab tab-bar-minibuffer-restore-tab)
-    (setq tab-bar-minibuffer-restore-tab nil)))
+  (when tab-bar-minibuffer-restore-tab
+    (tab-bar-select-tab tab-bar-minibuffer-restore-tab)))
 
 (defun tab-bar-select-tab (&optional tab-number)
   "Switch to the tab by its absolute position TAB-NUMBER in the tab bar.
@@ -1368,8 +1371,8 @@ Negative TAB-NUMBER counts tabs from the end of the tab bar."
 
     (when (and read-minibuffer-restore-windows minibuffer-was-active
                (not tab-bar-minibuffer-restore-tab))
-      (setq tab-bar-minibuffer-restore-tab (1+ from-index))
-      (add-hook 'minibuffer-exit-hook 'tab-bar-minibuffer-restore-tab))
+      (setq-local tab-bar-minibuffer-restore-tab (1+ from-index))
+      (add-hook 'minibuffer-exit-hook 'tab-bar-minibuffer-restore-tab nil t))
 
     (unless (eq from-index to-index)
       (let* ((from-tab (tab-bar--tab))