commit https://github.com/vim/vim/commit/70e136e1d86ea1d795774824c7b712245912946d Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jul 1 14:04:51 2016 +0200 patch 7.4.1970 Problem: Using ":insert" in an empty buffer sets the jump mark. (Ingo Karkat) Solution: Don't adjust marks when replacing the empty line in an empty buffer. (closes #892)

Test for Bufleave autocommand that deletes the buffer we are about to edit.

STARTTEST
:so small.vim
:au BufLeave test9.in bwipe yy
:e yy
:/^start of/,$w! test.out      " Write contents of this file
:qa!
ENDTEST

start of test file xx
end of test file xx