Make DenseMap's insert return a pair, to more closely resemble std::map.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53177 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 8c3f2d5..8bc9091 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -85,7 +85,7 @@
     /// AddToWorkList - Add the specified instruction to the worklist if it
     /// isn't already in it.
     void AddToWorkList(Instruction *I) {
-      if (WorklistMap.insert(std::make_pair(I, Worklist.size())))
+      if (WorklistMap.insert(std::make_pair(I, Worklist.size())).second)
         Worklist.push_back(I);
     }