commit https://github.com/vim/vim/commit/4a08b0dc4dd70334056fc1bf069b5e938f2ed7d5 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Nov 5 21:55:13 2016 +0100 patch 8.0.0066 Problem: when calling an operator function when 'linebreak' is set, it is internally reset before calling the operator function. Solution: Restore 'linebreak' before calling op_function(). (Christian Brabandt)