alegotodefinition and alefindreferences not work for c files

[bon-ami]

let g:ale_completion_enabled = 0
let g:ale_linters = { 'markdown': ['vale'] }
let g:ale_completion_autoimport = 0
let g:ale_open_list = 0
let g:ale_hover_cursor = 0 " default=1, to show info in echo line
let g:ale_floating_preview = 1
let g:ale_detail_to_floating_preview = 1
let g:ale_cursor_detail = 0
let g:ale_close_preview_on_insert = 0
let g:ale_set_balloons = 1
let g:ale_hover_to_preview = 1

 Current Filetype: cpp
Available Linters: ['cc', 'ccls', 'clangcheck', 'clangd', 'clangtidy', 'clazy', 'cppcheck', 'cpplint', 'cquery', 'cspell', 'flawfinder'
]
   Linter Aliases:
'cc' -> ['gcc', 'clang', 'g++', 'clang++']
  Enabled Linters: ['cc', 'ccls', 'clangcheck', 'clangd', 'clangtidy', 'clazy', 'cppcheck', 'cpplint', 'cquery', 'cspell', 'flawfinder'
]
  Ignored Linters: []
...
 Global Variables:
...
let g:ale_linter_aliases = {}
let g:ale_linters = {'go': ['gopls']}
let g:ale_linters_explicit = 0
let g:ale_linters_ignore = {}
...

I have gcc, cppcheck and cpplint available.

1. open a .c or .cpp file and locate to a var inside a function.
2. :ALEGoToDefinition or :ALEFindReferences
3. nothing happens and ALEInfo does not show related log

[bon-ami]

install clangd