patch 8.1.2265: when popup with "botleft" does not fit it flips incorrectly Commit: https://github.com/vim/vim/commit/638a4a7508082f8700b135953e4f9465f675a0f5 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Nov 6 19:25:22 2019 +0100 patch 8.1.2265: when popup with "botleft" does not fit it flips incorrectly Problem: When popup with "botleft" does not fit it flips incorrectly. Solution: Only flip when there is more space on the other side. Add the "posinvert" option to disable flipping and do it in both directions if enabled. (closes #5151)

| +0&#ffffff0@6> |x+0&#ffff4012@2| +0&#ffffff0@63
|x| @6|x+0&#ffff4012@2| +0&#ffffff0@63
|~+0#4040ff13&| @73
|~| @73
|~| @73
| +0#0000000&@56|1|,|1|-|8| @8|A|l@1|