patch 8.0.0431: 'cinoptions' cannot set indent for extern block commit https://github.com/vim/vim/commit/7720ba8599162fbbb8f7fc034f674a2ccd3ca7f1 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Mar 8 22:19:26 2017 +0100 patch 8.0.0431: 'cinoptions' cannot set indent for extern block Problem: 'cinoptions' cannot set indent for extern block. Solution: Add the "E" flag in 'cinoptions'. (Hirohito Higashi)