patch 8.1.1399: popup windows not adjusted when switching tabs commit https://github.com/vim/vim/commit/ec58384afa0dc1678afd7b8d19b4645ac2f73f42 Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 26 14:11:23 2019 +0200 patch 8.1.1399: popup windows not adjusted when switching tabs Problem: Popup windows not adjusted when switching tabs. Solution: Save and restore first_tab_popupwin. Fix closing a tabpage.

/* popupwin.c */
void f_popup_create(typval_T *argvars, typval_T *rettv);
void f_popup_close(typval_T *argvars, typval_T *rettv);
void popup_close(int id);
void popup_close_tabpage(tabpage_T *tp, int id);
void close_all_popups(void);
void ex_popupclear(exarg_T *eap);
/* vim: set ft=c : */