From d36531249a9a9500e516148e7e72d4c0a7a4d0ee Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Wed, 27 Feb 2008 03:04:06 +0000
Subject: Spiller now remove unused spill slots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47657 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/PrologEpilogInserter.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lib/CodeGen/PrologEpilogInserter.cpp')

diff --git a/lib/CodeGen/PrologEpilogInserter.cpp b/lib/CodeGen/PrologEpilogInserter.cpp
index 1fec4c9f56..3cc2aa6f61 100644
--- a/lib/CodeGen/PrologEpilogInserter.cpp
+++ b/lib/CodeGen/PrologEpilogInserter.cpp
@@ -406,6 +406,8 @@ void PEI::calculateFrameObjectOffsets(MachineFunction &Fn) {
       continue;
     if (RS && (int)i == RS->getScavengingFrameIndex())
       continue;
+    if (FFI->isDeadObjectIndex(i))
+      continue;
 
     // If stack grows down, we need to add size of find the lowest
     // address of the object.
-- 
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