setlocal number
setlocal foldenable
setlocal foldmethod=expr
setlocal foldcolumn=0

" setlocal foldexpr=get(synstack(v:lnum,1),0)==hlID('cComment')
setlocal foldexpr=index([0,hlID('cComment'),hlID('Comment')],get(synstack(v:lnum,1),0))

" syntax match cType "struct\s+[A-Za-z0-9_]+\>"
" syn clear cStructure
" highlight! link defines Special
syntax match Define "\<[A-Z][A-Z0-9_]*\>"
" syntax match Todo "\/\/ @[A-Z]*\:.*$"
syntax keyword Todo    TODO    contained
syntax match   Comment "//.*"  contains=Todo


" clear default group for a cBlock so we can redefine it without the fold option
syn clear cBlock
syn region cBlock start=/{/ end=/}/ transparent

" multiple single line comments in a row " broken!
" syn region myCComment start="/\*" end="\*/" fold keepend transparent



" let b:current_syntax    = "c"
" let g:polyglot_disabled = ['c/c++']
" unlet s:ft
" let &cpo = s:cpo_save
" unlet s:cpo_save