[PATCH] D13454: [RS4GC] Don't copy ADT's unneccessarily, NFCI

[Sanjoy Das via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL249776: [RS4GC] Don't copy ADT's unneccessarily, NFCI (authored by sanjoy).

Changed prior to commit:
  http://reviews.llvm.org/D13454?vs=36572&id=36901#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D13454

Files:
  llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp

Index: llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
===================================================================
--- llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
+++ llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
@@ -1501,17 +1501,17 @@
 static void
 makeStatepointExplicit(DominatorTree &DT, const CallSite &CS,
                        PartiallyConstructedSafepointRecord &Result) {
-  auto LiveSet = Result.LiveSet;
-  auto PointerToBase = Result.PointerToBase;
+  const auto &LiveSet = Result.LiveSet;
+  const auto &PointerToBase = Result.PointerToBase;
 
   // Convert to vector for efficient cross referencing.
   SmallVector<Value *, 64> BaseVec, LiveVec;
   LiveVec.reserve(LiveSet.size());
   BaseVec.reserve(LiveSet.size());
   for (Value *L : LiveSet) {
     LiveVec.push_back(L);
     assert(PointerToBase.count(L));
-    Value *Base = PointerToBase[L];
+    Value *Base = PointerToBase.find(L)->second;
     BaseVec.push_back(Base);
   }
   assert(LiveVec.size() == BaseVec.size());


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