From 2c3e0051c31c3f5b2328b447eadf1cf9c4427442 Mon Sep 17 00:00:00 2001
From: Pirama Arumuga Nainar <pirama@google.com>
Date: Wed, 6 May 2015 11:46:36 -0700
Subject: Update aosp/master LLVM for rebase to r235153

Change-Id: I9bf53792f9fc30570e81a8d80d296c681d005ea7
(cherry picked from commit 0c7f116bb6950ef819323d855415b2f2b0aad987)
---
 lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp')

diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
index 8b54e656..fd0fa31 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
@@ -173,7 +173,7 @@ public:
       HazardRec = STI.getInstrInfo()->CreateTargetHazardRecognizer(&STI, this);
   }
 
-  ~ScheduleDAGRRList() {
+  ~ScheduleDAGRRList() override {
     delete HazardRec;
     delete AvailableQueue;
   }
@@ -1423,9 +1423,10 @@ SUnit *ScheduleDAGRRList::PickNodeToScheduleBottomUp() {
 
       // If one or more successors has been unscheduled, then the current
       // node is no longer available.
-      if (!TrySU->isAvailable)
+      if (!TrySU->isAvailable || !TrySU->NodeQueueId)
         CurSU = AvailableQueue->pop();
       else {
+        // Available and in AvailableQueue
         AvailableQueue->remove(TrySU);
         CurSU = TrySU;
       }
-- 
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