patch 8.2.1397: Vim9: return type of maparg() not adjusted for fourth arg Commit: https://github.com/vim/vim/commit/4a6d1b660fcea67931202527ad2852da55d26d49 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 8 17:55:49 2020 +0200 patch 8.2.1397: Vim9: return type of maparg() not adjusted for fourth arg Problem: Vim9: return type of maparg() not adjusted for fourth argument. Solution: Check if fourth argument is present. (closes https://github.com/vim/vim/issues/6645)

" Vim compiler file
" Compiler:     FPC 2.1
" Maintainer:   Jaroslaw Blasiok <jaro3000@o2.pl>
" Last Change:  2005 October 07

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

if exists(":CompilerSet") != 2		" older Vim always used :setlocal
  command -nargs=* CompilerSet setlocal <args>
endif

" NOTE: compiler must be runned with -vb to write whole source path, not only file
" name.
CompilerSet errorformat=%f(%l\\,%c)\ %m