diff -r 8498cdb7c54b -r f4a570561f34 jdk/test/java/util/regex/PatternStreamTest.java
--- a/jdk/test/java/util/regex/PatternStreamTest.java	Fri Feb 13 11:13:27 2015 +0100
+++ b/jdk/test/java/util/regex/PatternStreamTest.java	Fri Feb 13 11:13:30 2015 +0100
@@ -114,9 +114,20 @@
         data.add(new Object[]{description, input, pattern, expected});
 
 
+        description = "Empty input";
         input = "";
         pattern = Pattern.compile("\u56da");
         expected = new ArrayList<>();
+        expected.add("");
+
+        data.add(new Object[]{description, input, pattern, expected});
+
+
+        description = "Empty input with empty pattern";
+        input = "";
+        pattern = Pattern.compile("");
+        expected = new ArrayList<>();
+        expected.add("");
 
         data.add(new Object[]{description, input, pattern, expected});