Silence Emacs byte-compilation warnings.

Solves the issue raised in JuliaLang#10303.

contrib/julia-mode.el

@@ -35,7 +35,10 @@
 
 ;;; Code:
 
-(require 'cl) ;; incf, decf, plusp
+;; We can't use cl-lib whilst supporting Emacs 23 users who don't use
+;; ELPA.
+(with-no-warnings
+ (require 'cl)) ;; incf, decf, plusp
 
 (defvar julia-mode-hook nil)
 
@@ -412,20 +415,20 @@ before point. Returns nil if we're not within nested parens."
  (when (>= point-offset 0)
  (move-to-column (+ (current-indentation) point-offset)))))
 
+(defmacro julia--should-indent (from to)
+ "Assert that we indent text FROM producing text TO in `julia-mode'."
+ `(with-temp-buffer
+ (julia-mode)
+ (insert ,from)
+ (indent-region (point-min) (point-max))
+ (should (equal (buffer-substring-no-properties (point-min) (point-max))
+ ,to))))
+
 ;; Emacs 23.X doesn't include ert, so we ignore any errors that occur
 ;; when we define tests.
 (ignore-errors
  (require 'ert)
 
- (defmacro julia--should-indent (from to)
- "Assert that we indent text FROM producing text TO in `julia-mode'."
- `(with-temp-buffer
- (julia-mode)
- (insert ,from)
- (indent-region (point-min) (point-max))
- (should (equal (buffer-substring-no-properties (point-min) (point-max))
- ,to))))
-
  (ert-deftest julia--test-indent-if ()
  "We should indent inside if bodies."
  (julia--should-indent