Move ConstantExpr to 2.5 API.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77494 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/lib/Transforms/Scalar/MemCpyOptimizer.cpp
index c359e47..afbed37 100644
--- a/lib/Transforms/Scalar/MemCpyOptimizer.cpp
+++ b/lib/Transforms/Scalar/MemCpyOptimizer.cpp
@@ -44,9 +44,9 @@
   // corresponding integer value is "byteable".  An important case is 0.0. 
   if (ConstantFP *CFP = dyn_cast<ConstantFP>(V)) {
     if (CFP->getType() == Type::FloatTy)
-      V = Context.getConstantExprBitCast(CFP, Type::Int32Ty);
+      V = ConstantExpr::getBitCast(CFP, Type::Int32Ty);
     if (CFP->getType() == Type::DoubleTy)
-      V = Context.getConstantExprBitCast(CFP, Type::Int64Ty);
+      V = ConstantExpr::getBitCast(CFP, Type::Int64Ty);
     // Don't handle long double formats, which have strange constraints.
   }