请问一下ccls+company-lsp补全的问题

问题如下:

深度录屏_emacs-27-0-50_20180529102058

所有emacs的配置如下,为了测试,没有其他的配置:

(require 'company)
(global-company-mode t)

(require 'ccls)

(setq ccls-executable "/usr/bin/ccls")

(defun ccls//enable ()
  (condition-case nil
      (lsp-ccls-enable)
    (user-error nil)))
(add-hook 'c-mode-common-hook #'ccls//enable)   


(setq ccls-extra-init-params
        '(:completion (:detailedLabel t)
                      :diagnostics (:frequencyMs 5000)))

(require 'company-lsp)
(setq company-transformers nil company-lsp-async t company-lsp-cache-candidates nil)
(push 'company-lsp company-backends)

https://emacs-china.org/t/topic/5028找到解决方法了

请问你是如何解决的

可能是没装yasnippet