From 53c6077cee2fd1c6a59e305e7134e79c7a06f02d Mon Sep 17 00:00:00 2001
From: "yangguo@chromium.org"
 <yangguo@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Tue, 8 Nov 2011 14:59:40 +0000
Subject: [PATCH] Fixing issue 103259.

BUG=103259
TEST=regress-103259.js

Review URL: http://codereview.chromium.org/8498011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9917 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---
 src/array.js                           | 12 ++++++------
 src/runtime.cc                         |  2 +-
 test/mjsunit/regress/regress-103259.js | 36 ++++++++++++++++++++++++++++++++++
 3 files changed, 43 insertions(+), 7 deletions(-)
 create mode 100644 test/mjsunit/regress/regress-103259.js

diff --git a/src/array.js b/src/array.js
index 214065c..e0cd16a 100644
--- a/src/array.js
+++ b/src/array.js
@@ -172,12 +172,12 @@ function Join(array, length, separator, convert) {
     } else {
       for (var i = 0; i < length; i++) {
         var e = array[i];
-          if (IS_NUMBER(e)) {
-            e = %_NumberToString(e);
-          } else if (!IS_STRING(e)) {
-            e = convert(e);
-          }
-          elements[i] = e;
+        if (IS_NUMBER(e)) {
+          e = %_NumberToString(e);
+        } else if (!IS_STRING(e)) {
+          e = convert(e);
+        }
+        elements[i] = e;
       }
     }
     var result = %_FastAsciiArrayJoin(elements, separator);
diff --git a/src/runtime.cc b/src/runtime.cc
index 0e59111..27e02ef 100644
--- a/src/runtime.cc
+++ b/src/runtime.cc
@@ -6969,7 +6969,7 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_SparseJoinWithSeparator) {
 
   // Find total length of join result.
   int string_length = 0;
-  bool is_ascii = true;
+  bool is_ascii = separator->IsAsciiRepresentation();
   int max_string_length = SeqAsciiString::kMaxLength;
   bool overflow = false;
   CONVERT_NUMBER_CHECKED(int, elements_length,
diff --git a/test/mjsunit/regress/regress-103259.js b/test/mjsunit/regress/regress-103259.js
new file mode 100644
index 0000000..447073c
--- /dev/null
+++ b/test/mjsunit/regress/regress-103259.js
@@ -0,0 +1,36 @@
+// Copyright 2011 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Flags: --allow-natives-syntax
+
+var a = [];
+a[8192] = '';
+assertTrue(%HasDictionaryElements(a));
+var uc16 = '\u0094';
+var test = uc16;
+for (var i = 0; i < 13; i++) test += test;
+assertEquals(test, a.join(uc16));
-- 
2.7.4