From d3c4a0b087673a3ad81d73c9955bd544b27edc90 Mon Sep 17 00:00:00 2001
From: Georg Neis <neis@chromium.org>
Date: Fri, 8 Feb 2019 15:22:25 +0100
Subject: [PATCH] [turbofan] Respect unset kBailoutOnUninitialized flag in
 element access.

Change-Id: Ie996f5da3f2f4a45b5664e33833362b8d13c476c
Reviewed-on: https://chromium-review.googlesource.com/c/1460943
Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Commit-Queue: Georg Neis <neis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59466}
---
 src/compiler/js-native-context-specialization.cc | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/compiler/js-native-context-specialization.cc b/src/compiler/js-native-context-specialization.cc
index 8871870507..762cf962f7 100644
--- a/src/compiler/js-native-context-specialization.cc
+++ b/src/compiler/js-native-context-specialization.cc
@@ -1085,8 +1085,12 @@ Reduction JSNativeContextSpecialization::ReduceNamedAccess(
 
   // Nothing to do if we have no non-deprecated maps.
   if (access_infos.empty()) {
-    return ReduceSoftDeoptimize(
-        node, DeoptimizeReason::kInsufficientTypeFeedbackForGenericNamedAccess);
+    if (flags() & kBailoutOnUninitialized) {
+      return ReduceSoftDeoptimize(
+          node,
+          DeoptimizeReason::kInsufficientTypeFeedbackForGenericNamedAccess);
+    }
+    return NoChange();
   }
 
   // Ensure that {index} matches the specified {name} (if {index} is given).