Add missing dependency to ucs-normalize.el

* lisp/international/ucs-normalize.el:
Require regexp-opt when compiling.  Problem reported by hx in:
https://lists.gnu.org/r/emacs-devel/2019-02/msg00334.html

diff --git a/lisp/international/ucs-normalize.el b/lisp/international/ucs-normalize.el
index 9d55470d9486bef45cc31ec8061c2444f06b9541..6f1e770c09c372c9a63edd33e1787cb95603a8bc 100644 (file)
--- a/lisp/international/ucs-normalize.el
+++ b/lisp/international/ucs-normalize.el
@@ -109,7 +109,9 @@
 
 (defconst ucs-normalize-version "1.2")
 
-(eval-when-compile (require 'cl-lib))
+(eval-when-compile
+  (require 'cl-lib)
+  (require 'regexp-opt))
 
 (declare-function nfd "ucs-normalize" (char))