patch 8.1.2362: cannot place signs in a popup window
Problem: Cannot place signs in a popup window. (Maxim Kim)
Solution: Use the group prefix "PopUp" to specify which signs should show up
in a popup window. (closes #5277)
diff --git a/runtime/doc/sign.txt b/runtime/doc/sign.txt
index 972b43c..57bd0a7 100644
--- a/runtime/doc/sign.txt
+++ b/runtime/doc/sign.txt
@@ -73,6 +73,10 @@
The group name "popupmenu" is used by popup windows where 'cursorline' is set.
+To place a sign in a popup window the group name must start with "PopUp".
+Other signs will not show in a popup window. The group name "PopUpMenu" is
+used by popup windows where 'cursorline' is set.
+
*sign-priority*
Each placed sign is assigned a priority value. When multiple signs are placed
on the same line, the attributes of the sign with the highest priority is used