From 8b9c9822a140f083877969ae2c51ad91506e25f9 Mon Sep 17 00:00:00 2001
From: Nirav Dave <niravd@google.com>
Date: Thu, 28 Mar 2019 15:53:01 +0000
Subject: [DAG] Fix Lifetime Node ID hashing.

llvm-svn: 357179
---
 llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'llvm/lib/CodeGen')

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 6648d1b089e..3cd08271f26 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -517,6 +517,13 @@ static void AddNodeIDCustom(FoldingSetNodeID &ID, const SDNode *N) {
   case ISD::TargetFrameIndex:
     ID.AddInteger(cast<FrameIndexSDNode>(N)->getIndex());
     break;
+  case ISD::LIFETIME_START:
+  case ISD::LIFETIME_END:
+    if (cast<LifetimeSDNode>(N)->hasOffset()) {
+      ID.AddInteger(cast<LifetimeSDNode>(N)->getSize());
+      ID.AddInteger(cast<LifetimeSDNode>(N)->getOffset());
+    }
+    break;
   case ISD::JumpTable:
   case ISD::TargetJumpTable:
     ID.AddInteger(cast<JumpTableSDNode>(N)->getIndex());
-- 
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