parameter highlighting bug

[hoysong]

Result from CocInfo

versions

vim version: VIM - Vi IMproved 8.2 8022121
node version: v20.17.0
coc.nvim version: 0.0.82-c5ffbb3c 2024-08-01 17:40:42 +0800
coc.nvim directory: /home/hoysong/.vim/plugged/coc.nvim
term: dumb
platform: linux

Log of coc.nvim

2024-08-26T09:02:11.413 INFO (pid:1366342) [plugin] - coc.nvim initialized with node: v20.17.0 after 88
2024-08-26T09:02:11.418 INFO (pid:1366342) [services] - LanguageClient clangd state change: stopped => starting
2024-08-26T09:02:11.420 INFO (pid:1366342) [language-client-index] - Language server "clangd" started with 1366388
2024-08-26T09:02:11.426 INFO (pid:1366342) [services] - LanguageClient clangd state change: starting => running
2024-08-26T09:02:11.428 INFO (pid:1366342) [services] - service clangd started
2024-08-26T09:04:48.878 INFO (pid:1366342) [attach] - receive notification: showInfo []

Describe the bug

A clear and concise description of what the bug is.
The first letter of all parameters is highlighted.

Reproduce the bug

We will close your issue when you don't provide minimal vimrc and we can't
reproduce it
==== .vimrc below ====

if has("systax")
    syntax on
endif

set autoindent
set cindent
set smartindent
set ts=4
set shiftwidth=4
set hlsearch
set nu
set cursorline

set list lcs=tab:\ \ │
set relativenumber
" Enable copy to clipboard
set clipboard=unnamed

" === 터미널 관련 설정 ===
set termwinsize=10x210 " vim 안에서 ':term' 명령을 통해 생성된 터미널의 크기입니다. (수직)x(수평)
autocmd VimEnter * below term  
autocmd VimEnter * wincmd k " 생성된 터미널에 있는 커서를 편집중인 파일로 이동합니다.
" === 터미널 관련 설정 끝 ===
"
set omnifunc=syntaxcomplete#Complete

filetype plugin indent on    " required
set nocompatible              " be iMproved, required
filetype off                  " required

set rtp+=~/.vim/bundle/Vundle.vim " set the runtime path to include Vundle and initialize
call vundle#begin()
Plugin 'VundleVim/Vundle.vim' "let Vundle manage Vundle, required
" add airline design
Plugin 'vim-airline/vim-airline'
Plugin 'scrooloose/nerdtree' "FileTreePlugin. :NERDTreeToggle로 on off가능
Plugin 'scrooloose/syntastic' "코드 문법체크 플러그인
" Plugin 'nathanaelkane/vim-indent-guides' " 인던트 라인
call vundle#end()            " required
" vimplug_init
let data_dir = has('nvim') ? stdpath('data') . '/site' : '~/.vim'
if empty(glob(data_dir . '/autoload/plug.vim'))
  silent execute '!curl -fLo '.data_dir.'/autoload/plug.vim --create-dirs  https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim'
  autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
endif

call plug#begin('~/.vim/plugged')
Plug 'neoclide/coc.nvim', {'branch': 'release'}
call plug#end()

filetype plugin indent on    " required

autocmd VimEnter * NERDTree | set nu | wincmd p " nerdtree를 toggle on하고 커서를 우측(편집중인 파일)로 이동합니다.
autocmd VimEnter * highlight CocFloating ctermbg=0
" Exit Vim if NERDTree is the only window remaining in the only tab.
autocmd BufEnter * if tabpagenr('$') == 1 && winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | call feedkeys(":quit\<CR>:\<BS>") | endif
" .zshrc 파일의 마지막에 ls를 추가하면 목록이 출력됩니다.
let g:coc_disable_startup_warning = 1

"autocmd ColorScheme *
"			\ hi CocUnusedHighlight cterm=underline gui=underline guifg=#808080
autocmd CursorHold * silent call CocActionAsync('highlight')

=================== vimrc end

• Create file mini.vim with：

  set nocompatible
  set runtimepath^=/path/to/coc.nvim
  filetype plugin indent on
  syntax on
  set hidden

• Start (neo)vim with command: vim -u mini.vim

• Operate vim.

Screenshots (optional)

If applicable, add screenshots to help explain your problem.

[fannheyward]

Vi IMproved 8.2 8022121

Upgrade your vim and try again, it's recommended to use vim >= 9.0.0438 https://github.com/neoclide/coc.nvim/wiki/Install-coc.nvim#requirements

[hoysong]

Vi IMproved 8.2 8022121

Upgrade your vim and try again, it's recommended to use vim >= 9.0.0438 https://github.com/neoclide/coc.nvim/wiki/Install-coc.nvim#requirements

thanks a lot!
After update vim, I found why this happening and fixed it.