From: mmassi@chromium.org <mmassi@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Tue, 11 Sep 2012 14:14:32 +0000 (+0000)
Subject: Fix array index dehoisting.
X-Git-Tag: upstream/4.7.83~16028
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bff3d2a8a60d901075f4835a3455028651ee3bff;p=platform%2Fupstream%2Fv8.git

Fix array index dehoisting.

BUG=141395
TEST=

Review URL: https://chromiumcodereview.appspot.com/10919214

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12484 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---

diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index 75344bb..57fd079 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -3743,6 +3743,7 @@ void HGraph::EliminateRedundantBoundsChecks() {
 
 static void DehoistArrayIndex(ArrayInstructionInterface* array_operation) {
   HValue* index = array_operation->GetKey();
+  if (!index->representation().IsInteger32()) return;
 
   HConstant* constant;
   HValue* subexpression;