patch 8.1.0585: undo test may fail on MS-Windows commit https://github.com/vim/vim/commit/56242f2b08737677812513c447955579a19aa620 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Dec 14 15:48:48 2018 +0100 patch 8.1.0585: undo test may fail on MS-Windows Problem: Undo test may fail on MS-Windows. Solution: Also handle lower case drive letters.

@echo off
rem To be used on MS-Windows for Msys2 with the 32 bit MinGW compiler.
rem Adjust the "c:\msys64" part to match your installation.
@echo on

set PATH=c:\msys64\mingw32\bin;c:\msys64\usr\bin;%PATH%