patch 8.0.0253: error when loading session if winminheight is 2 commit https://github.com/vim/vim/commit/36ae89c550a4f0a380606c3fb4a054957ad698f0 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 28 17:11:14 2017 +0100 patch 8.0.0253: error when loading session if winminheight is 2 Problem: When creating a session when winminheight is 2 or larger and loading that session gives an error. Solution: Also set winminheight before setting winheight to 1. (Rafael Bodill, neovim #5717)

Tests for setting the '[,'] marks when joining lines.

STARTTEST
:so small.vim
:/^\t\t/
0gqj:
:let a=string(getpos("'[")).'/'.string(getpos("']"))
:/^This line/;'}-join
:let b=string(getpos("'[")).'/'.string(getpos("']"))
:$put ='First test: Start/End '.string(a)
:$put ='Second test: Start/End '.string(b)
:/^\t\t/,$wq! test.out
ENDTEST


		O sodales, ludite, vos qui
attamen consulite per voster honur. Tua pulchra facies me fay planszer milies

This line.
Should be joined with the next line
and with this line

Results: