R600/AMDILPeepholeOptimizer.cpp: Tweak std::make_pair to satisfy C++11.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173807 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/R600/AMDILPeepholeOptimizer.cpp b/lib/Target/R600/AMDILPeepholeOptimizer.cpp
index a5f7ee5..3a28038 100644
--- a/lib/Target/R600/AMDILPeepholeOptimizer.cpp
+++ b/lib/Target/R600/AMDILPeepholeOptimizer.cpp
@@ -366,7 +366,7 @@
     std::string buffer(F->getName().str() + "_noret");
     F = dyn_cast<Function>(
           F->getParent()->getOrInsertFunction(buffer, F->getFunctionType()));
-    atomicFuncs.push_back(std::make_pair <CallInst*, Function*>(CI, F));
+    atomicFuncs.push_back(std::make_pair(CI, F));
   }
   
   if (!mSTM->device()->isSupported(AMDGPUDeviceInfo::ArenaSegment)