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+(defun setup-c()
+  (setq c++-tab-always-indent 0)
+  (setq c-basic-offset 4)                  ;; Default is 2
+  (setq c-indent-level 4)                  ;; Default is 2
+  (c-set-offset 'brace-list-open 0)
+
+
+  (setq tab-stop-list '(4 8 12 16 20 24 28 32 36 40 44 48 52 56 60))
+  (setq tab-width 4)
+  (electric-indent-mode 0)
+  )
+
+;; == irony-mode ==
+(use-package irony
+  :ensure t
+  :defer t
+  :init
+  (add-hook 'c++-mode-hook 'irony-mode)
+  (add-hook 'c-mode-hook 'irony-mode)
+  (add-hook 'objc-mode-hook 'irony-mode)
+  :config
+  ;; replace the `completion-at-point' and `complete-symbol' bindings in
+  ;; irony-mode's buffers by irony-mode's function
+  (defun my-irony-mode-hook ()
+    (define-key irony-mode-map [remap completion-at-point]
+	  'irony-completion-at-point-async)
+    (define-key irony-mode-map [remap complete-symbol]
+	  'irony-completion-at-point-async))
+  (add-hook 'irony-mode-hook 'my-irony-mode-hook)
+  (add-hook 'irony-mode-hook 'irony-cdb-autosetup-compile-options)
+  )
+
+;; == company-mode ==
+(use-package company
+  :ensure t
+  :defer t
+  :init (add-hook 'after-init-hook 'global-company-mode)
+  :config
+  (use-package company-irony :ensure t :defer t)
+  (setq company-idle-delay              nil
+		company-minimum-prefix-length   2
+		company-show-numbers            t
+		company-tooltip-limit           20
+		company-dabbrev-downcase        nil
+		company-backends                '((company-irony company-gtags))
+		)
+  :bind ("C-;" . company-complete-common)
+  )
+
+;; Flycheck
+(eval-after-load 'flycheck
+  '(add-hook 'flycheck-mode-hook #'flycheck-irony-setup))
+
+(provide 'cpp)