patch 8.0.1477: redraw flicker when moving the mouse outside of terminal window commit https://github.com/vim/vim/commit/d317b38a4dbcdbd4cf587cf78cc1f4289374214e Author: Bram Moolenaar <Bram@vim.org> Date: Thu Feb 8 22:33:31 2018 +0100 patch 8.0.1477: redraw flicker when moving the mouse outside of terminal window Problem: Redraw flicker when moving the mouse outside of terminal window. Solution: Instead of updating the cursor color and shape every time leaving and entering a terminal window, only update when different from the previously used cursor.

" Vim compiler file
" Compiler:         GHC Haskell Compiler
" Maintainer:       Daniel Campoverde <alx@sillybytes.net>
" Latest Revision:  2016-11-29

if exists("current_compiler")
  finish
endif
let current_compiler = "ghc"

let s:cpo_save = &cpo
set cpo&vim

CompilerSet errorformat=
    \%-G%.%#:\ build,
    \%-G%.%#preprocessing\ library\ %.%#,
    \%-G[%.%#]%.%#,
    \%E%f:%l:%c:\ %m,
    \%-G--%.%#

if exists('g:compiler_ghc_ignore_unmatched_lines')
  CompilerSet errorformat+=%-G%.%#
endif

let &cpo = s:cpo_save
unlet s:cpo_save