Revise per review comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41409 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 2 insertions, 2 deletions

diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 2b119a095a..fda0589a6d 100644
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -3195,7 +3195,7 @@ SDOperand DAGCombiner::visitFCOPYSIGN(SDNode *N) {
     return DAG.getNode(ISD::FCOPYSIGN, VT, N0, N1);
   
   if (N1CFP) {
-    APFloat V = N1CFP->getValueAPF();
+    const APFloat& V = N1CFP->getValueAPF();
     // copysign(x, c1) -> fabs(x)       iff ispos(c1)
     // copysign(x, c1) -> fneg(fabs(x)) iff isneg(c1)
     if (!V.isNegative())
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 4bd07b60b7..055834b503 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -48,7 +48,7 @@ static SDVTList makeVTList(const MVT::ValueType *VTs, unsigned NumVTs) {
 /// it returns true for things that are clearly not equal, like -0.0 and 0.0.
 /// As such, this method can be used to do an exact bit-for-bit comparison of
 /// two floating point values.
-bool ConstantFPSDNode::isExactlyValue(APFloat V) const {
+bool ConstantFPSDNode::isExactlyValue(const APFloat& V) const {
   return Value.bitwiseIsEqual(V);
 }