From 53139a0a9b85f6c5bc806784bd940e3f7abfb5b3 Mon Sep 17 00:00:00 2001
From: "svenpanne@chromium.org"
 <svenpanne@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Thu, 15 May 2014 09:25:03 +0000
Subject: [PATCH] Omit stack check in non-looping loops.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/285333002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21322 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---
 src/hydrogen.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index b232a5e..c5d601c 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -4612,6 +4612,7 @@ void HOptimizedGraphBuilder::VisitDoWhileStatement(DoWhileStatement* stmt) {
     set_current_block(body_exit);
     loop_successor = graph()->CreateBasicBlock();
     if (stmt->cond()->ToBooleanIsFalse()) {
+      loop_entry->loop_information()->stack_check()->Eliminate();
       Goto(loop_successor);
       body_exit = NULL;
     } else {
-- 
2.7.4