Merging r242412:
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r242412 | tstellar | 2015-07-16 09:13:34 -0700 (Thu, 16 Jul 2015) | 3 lines

AMDGPU/R600: Remove unused variable

This fixes a warning introduced by r242410.
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llvm-svn: 242455
diff --git a/llvm/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp b/llvm/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp
index 9fa2bcd..d918ac3 100644
--- a/llvm/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp
@@ -1719,7 +1719,6 @@
 AMDGPUCFGStructurizer::normalizeInfiniteLoopExit(MachineLoop* LoopRep) {
   MachineBasicBlock *LoopHeader = LoopRep->getHeader();
   MachineBasicBlock *LoopLatch = LoopRep->getLoopLatch();
-  const TargetRegisterClass * I32RC = TRI->getCFGStructurizerRegClass(MVT::i32);
 
   if (!LoopHeader || !LoopLatch)
     return nullptr;