Use std::copy instead of a loop.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52628 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 3 deletions

diff --git a/lib/VMCore/Instructions.cpp b/lib/VMCore/Instructions.cpp
index 3421292930..1ce58eb6e7 100644
--- a/lib/VMCore/Instructions.cpp
+++ b/lib/VMCore/Instructions.cpp
@@ -190,9 +190,7 @@ void PHINode::resizeOperands(unsigned NumOps) {
   ReservedSpace = NumOps;
   Use *OldOps = OperandList;
   Use *NewOps = allocHungoffUses(NumOps);
-  for (unsigned i = 0; i != e; ++i) {
-      NewOps[i] = OldOps[i];
-  }
+  std::copy(OldOps, OldOps + e, NewOps);
   OperandList = NewOps;
   if (OldOps) Use::zap(OldOps, OldOps + e, true);
 }