patch 8.2.3196: Vim9: bool expression with numbers only fails at runtime Commit: https://github.com/vim/vim/commit/05bd9785fd0fd0102ab64554307bff0ec0ae34c1 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jul 21 21:37:28 2021 +0200 patch 8.2.3196: Vim9: bool expression with numbers only fails at runtime Problem: Vim9: bool expression with numbers only fails at runtime. Solution: Check constant to be bool at compile time. (closes https://github.com/vim/vim/issues/8603)

" Vim syntax file
" Language:	bash
" Maintainer:	Bram
" Last Change:	2019 Sep 27

" quit when a syntax file was already loaded
if exists("b:current_syntax")
  finish
endif

" The actual syntax is in sh.vim and controlled by buffer-local variables.
unlet! b:is_sh
unlet! b:is_kornshell
let b:is_bash = 1

runtime! syntax/sh.vim

let b:current_syntax = 'bash'

" vim: ts=8