From d64b952e5e600b00fac74a10ffb0f4c1a1ab25a6 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Thu, 7 Jan 2010 17:29:08 +0000
Subject: Remove dead variable.

llvm-svn: 92919
---
 llvm/lib/CodeGen/LiveVariables.cpp | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

(limited to 'llvm/lib/CodeGen')

diff --git a/llvm/lib/CodeGen/LiveVariables.cpp b/llvm/lib/CodeGen/LiveVariables.cpp
index 785ab1f0e03..b44a2202e76 100644
--- a/llvm/lib/CodeGen/LiveVariables.cpp
+++ b/llvm/lib/CodeGen/LiveVariables.cpp
@@ -290,7 +290,6 @@ MachineInstr *LiveVariables::FindLastRefOrPartRef(unsigned Reg) {
 
   MachineInstr *LastRefOrPartRef = LastUse ? LastUse : LastDef;
   unsigned LastRefOrPartRefDist = DistanceMap[LastRefOrPartRef];
-  MachineInstr *LastPartDef = 0;
   unsigned LastPartDefDist = 0;
   for (const unsigned *SubRegs = TRI->getSubRegisters(Reg);
        unsigned SubReg = *SubRegs; ++SubRegs) {
@@ -299,13 +298,9 @@ MachineInstr *LiveVariables::FindLastRefOrPartRef(unsigned Reg) {
       // There was a def of this sub-register in between. This is a partial
       // def, keep track of the last one.
       unsigned Dist = DistanceMap[Def];
-      if (Dist > LastPartDefDist) {
+      if (Dist > LastPartDefDist)
         LastPartDefDist = Dist;
-        LastPartDef = Def;
-      }
-      continue;
-    }
-    if (MachineInstr *Use = PhysRegUse[SubReg]) {
+    } else if (MachineInstr *Use = PhysRegUse[SubReg]) {
       unsigned Dist = DistanceMap[Use];
       if (Dist > LastRefOrPartRefDist) {
         LastRefOrPartRefDist = Dist;
-- 
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