Make String.prototype.split honor limit when separator is empty.

test/mjsunit/string-split.js

Index: test/mjsunit/string-split.js
diff --git a/test/mjsunit/string-split.js b/test/mjsunit/string-split.js
index c741f6a3e59d639ba4403860927e762890da66d5..6fcf55799e5b3f3b876c972414fd8052caf0fa67 100644
--- a/test/mjsunit/string-split.js
+++ b/test/mjsunit/string-split.js
@@ -97,3 +97,22 @@ assertEquals([""], ''.split(/./));
 assertEquals([], ''.split(/.?/));
 assertEquals([], ''.split(/.??/));
 assertEquals([], ''.split(/()()/));
+
+
+// Issue http://code.google.com/p/v8/issues/detail?id=929
+// (Splitting with empty separator and a limit.)
+
+function numberObj(num) {
+  return {valueOf: function() { return num; }};
+}
+
+assertEquals([], "abc".split("", 0));
+assertEquals([], "abc".split("", numberObj(0)));
+assertEquals(["a"], "abc".split("", 1));
+assertEquals(["a"], "abc".split("", numberObj(1)));
+assertEquals(["a", "b"], "abc".split("", 2));
+assertEquals(["a", "b"], "abc".split("", numberObj(2)));
+assertEquals(["a", "b", "c"], "abc".split("", 3));
+assertEquals(["a", "b", "c"], "abc".split("", numberObj(3)));
+assertEquals(["a", "b", "c"], "abc".split("", 4));
+assertEquals(["a", "b", "c"], "abc".split("", numberObj(4)));