commit https://github.com/vim/vim/commit/8def26a0f5f5535e9af64e715cb80845fc8ec322 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Dec 17 15:34:53 2015 +0100 patch 7.4.976 Problem: When compiling Vim for MSYS2 (linked with msys-2.0.dll), the Win32 clipboard is not enabled. Solution: Recognize MSYS like CYGWIN. (Ken Takata)

Tests for writefile()

STARTTEST
:source small.vim
:%delete _
:let f = tempname()
:call writefile(["over","written"], f, "b")
:call writefile(["hello","world"], f, "b")
:call writefile(["!", "good"], f, "a")
:call writefile(["morning"], f, "ab")
:call writefile(["", "vimmers"], f, "ab")
:bwipeout!
:$put =readfile(f)
:1 delete _
:w! test.out
:qa!
ENDTEST