patch 8.2.0397: delayed screen update when using undo from Insert mode Commit: https://github.com/vim/vim/commit/5715b3147bfc8ddfe905339f6fd224fd3a5a3ba1 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 16 22:08:45 2020 +0100 patch 8.2.0397: delayed screen update when using undo from Insert mode Problem: Delayed screen update when using undo from Insert mode. Solution: Update w_topline and cursor shape before sleeping. (closes https://github.com/vim/vim/issues/5790)

# A very (if not the most) simplistic Makefile for MS-Windows and OS/2

CC=gcc
CFLAGS=-O2 -fno-strength-reduce

ifneq (sh.exe, $(SHELL))
DEL = rm
else
DEL = del
endif

tee.exe: tee.o
	$(CC) $(CFLAGS) -s -o $@ $<

tee.o: tee.c
	$(CC) $(CFLAGS) -c $<

clean:
	- $(DEL) tee.o
	- $(DEL) tee.exe