From 0954ea1b5ee12418d50df1554fbcfa9573304352 Mon Sep 17 00:00:00 2001
From: Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Date: Fri, 30 Aug 2013 23:25:30 +0000
Subject: Correct partially defined variable

llvm-svn: 189705
---
 llvm/lib/Target/PowerPC/PPCFastISel.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'llvm/lib/Target/PowerPC/PPCFastISel.cpp')

diff --git a/llvm/lib/Target/PowerPC/PPCFastISel.cpp b/llvm/lib/Target/PowerPC/PPCFastISel.cpp
index 8a88e76e90d..0276668e3ec 100644
--- a/llvm/lib/Target/PowerPC/PPCFastISel.cpp
+++ b/llvm/lib/Target/PowerPC/PPCFastISel.cpp
@@ -1294,7 +1294,7 @@ void PPCFastISel::finishCall(MVT RetVT, SmallVectorImpl<unsigned> &UsedRegs,
       CopyVT = MVT::i64;
 
     unsigned SourcePhysReg = VA.getLocReg();
-    unsigned ResultReg;
+    unsigned ResultReg = 0;
 
     if (RetVT == CopyVT) {
       const TargetRegisterClass *CpyRC = TLI.getRegClassFor(CopyVT);
@@ -1323,6 +1323,7 @@ void PPCFastISel::finishCall(MVT RetVT, SmallVectorImpl<unsigned> &UsedRegs,
         .addReg(SourcePhysReg);
     }
 
+    assert(ResultReg && "ResultReg unset!");
     UsedRegs.push_back(SourcePhysReg);
     UpdateValueMap(I, ResultReg);
   }
-- 
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