From 974f3dcfeed00875ce72dd927607aa4b30b7e8fd Mon Sep 17 00:00:00 2001
From: "yangguo@chromium.org" <yangguo@chromium.org>
Date: Tue, 14 Oct 2014 13:25:19 +0000
Subject: [PATCH] Correctly expand literal buffer for surrogate pairs.

R=jkummerow@chromium.org
BUG=chromium:423212
LOG=Y

Review URL: https://codereview.chromium.org/652743005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24603 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---
 src/scanner.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/scanner.h b/src/scanner.h
index d40c626..7f35e71 100644
--- a/src/scanner.h
+++ b/src/scanner.h
@@ -219,6 +219,7 @@ class LiteralBuffer {
       *reinterpret_cast<uint16_t*>(&backing_store_[position_]) =
           unibrow::Utf16::LeadSurrogate(code_unit);
       position_ += kUC16Size;
+      if (position_ >= backing_store_.length()) ExpandBuffer();
       *reinterpret_cast<uint16_t*>(&backing_store_[position_]) =
           unibrow::Utf16::TrailSurrogate(code_unit);
       position_ += kUC16Size;
-- 
2.7.4