patch 9.0.1995: Invalid memory access with empty 'foldexpr' Commit: https://github.com/vim/vim/commit/a991ce9c083bb8c02b1b1ec34ed35728197050f3 Author: zeertzjq <zeertzjq@outlook.com> Date: Fri Oct 6 19:16:36 2023 +0200 patch 9.0.1995: Invalid memory access with empty 'foldexpr' Problem: Invalid memory access when 'foldexpr' returns empty string. Solution: Check for NUL. closes: #13293 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: zeertzjq <zeertzjq@outlook.com>

" Vim filetype plugin file
" Language:		Solidity
" Maintainer:		Cothi (jiungdev@gmail.com)
" Original Author:	tomlion (https://github.com/tomlion/vim-solidity)
" Last Change:		2022 Sep 27
" 			2023 Aug 22 Vim Project (did_ftplugin, undo_ftplugin)

if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

setlocal commentstring=//\ %s

let b:undo_ftplugin = "setlocal commentstring<"