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diff --git a/test/java/text/BreakIterator/Bug4740757.java b/test/java/text/BreakIterator/Bug4740757.java
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+++ b/test/java/text/BreakIterator/Bug4740757.java
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+/*
+ * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 4740757
+ * @summary Confirm line-breaking behavior of Hangul
+ */
+
+import java.text.*;
+import java.util.*;
+
+public class Bug4740757 {
+
+    private static boolean err = false;
+
+    public static void main(String[] args) {
+        Locale defaultLocale = Locale.getDefault();
+        if (defaultLocale.getLanguage().equals("th")) {
+            Locale.setDefault(Locale.KOREA);
+            test4740757();
+            Locale.setDefault(defaultLocale);
+        } else {
+            test4740757();
+        }
+
+        if (err) {
+            throw new RuntimeException("Incorrect Line-breaking");
+        }
+    }
+
+    private static void test4740757() {
+        String source = "\uc548\ub155\ud558\uc138\uc694? \uc88b\uc740 \uc544\uce68, \uc5ec\ubcf4\uc138\uc694! \uc548\ub155. End.";
+        String expected = "\uc548/\ub155/\ud558/\uc138/\uc694? /\uc88b/\uc740 /\uc544/\uce68, /\uc5ec/\ubcf4/\uc138/\uc694! /\uc548/\ub155. /End./";
+
+        BreakIterator bi = BreakIterator.getLineInstance(Locale.KOREAN);
+        bi.setText(source);
+        int start = bi.first();
+        int end = bi.next();
+        StringBuilder sb =  new StringBuilder();
+
+        for (; end != BreakIterator.DONE; start = end, end = bi.next()) {
+            sb.append(source.substring(start,end));
+            sb.append('/');
+        }
+
+        if (!expected.equals(sb.toString())) {
+            System.err.println("Failed: Hangul line-breaking failed." +
+                "\n\tExpected: " + expected +
+                "\n\tGot:      " + sb +
+                "\nin " + Locale.getDefault() + " locale.");
+            err = true;
+        }
+    }
+
+}