patch 8.1.0632: using sign group names is inefficient commit https://github.com/vim/vim/commit/7a2d9892b7158edf8dc48e9bcaaae70a40787b37 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Dec 24 20:23:49 2018 +0100 patch 8.1.0632: using sign group names is inefficient Problem: Using sign group names is inefficient. Solution: Store group names in a hash table and use a reference to them. Also remove unnecessary use of ":exe" from the tests. (Yegappan Lakshmanan, closes #3715)

" Vim filetype plugin
" Language:	awk, nawk, gawk, mawk
" Maintainer:	Antonio Colombo <azc100@gmail.com>
" Last Change:	2017 Feb 17

" This plugin was prepared by Mark Sikora

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif

" Don't load another plugin for this buffer
let b:did_ftplugin = 1

let b:undo_ftplugin = "setl commentstring<"

setlocal commentstring=#\ %s