patch 8.1.1880: cannot show extra info for completion in a popup window
Problem: Cannot show extra info for completion in a popup window.
Solution: Add the "popup" entry in 'completeopt'.
diff --git a/src/vim.h b/src/vim.h
index 4107f6b..631a57d 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -622,6 +622,7 @@
#define POPF_DRAG 0x20 // popup can be moved by dragging
#define POPF_RESIZE 0x40 // popup can be resized by dragging
#define POPF_MAPPING 0x80 // mapping keys
+#define POPF_INFO 0x100 // used for info of popup menu
#ifdef FEAT_TEXT_PROP
# define WIN_IS_POPUP(wp) ((wp)->w_popup_flags != 0)