[llvm] r189705 - Correct partially defined variable

[Bill Schmidt]

Author: wschmidt
Date: Fri Aug 30 18:25:30 2013
New Revision: 189705

URL: http://llvm.org/viewvc/llvm-project?rev=189705&view=rev
Log:
Correct partially defined variable

Modified:
    llvm/trunk/lib/Target/PowerPC/PPCFastISel.cpp

Modified: llvm/trunk/lib/Target/PowerPC/PPCFastISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCFastISel.cpp?rev=189705&r1=189704&r2=189705&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCFastISel.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCFastISel.cpp Fri Aug 30 18:25:30 2013
@@ -1294,7 +1294,7 @@ void PPCFastISel::finishCall(MVT RetVT,
       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,
         .addReg(SourcePhysReg);
     }
 
+    assert(ResultReg && "ResultReg unset!");
     UsedRegs.push_back(SourcePhysReg);
     UpdateValueMap(I, ResultReg);
   }