Update for LLVM API change.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@77722 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGExprComplex.cpp b/lib/CodeGen/CGExprComplex.cpp
index 36771dd..f8e125a 100644
--- a/lib/CodeGen/CGExprComplex.cpp
+++ b/lib/CodeGen/CGExprComplex.cpp
@@ -182,14 +182,14 @@
     assert(E->getType()->isAnyComplexType() && "Expected complex type!");
     QualType Elem = E->getType()->getAsComplexType()->getElementType();
     llvm::Constant *Null = 
-                       CGF.getLLVMContext().getNullValue(CGF.ConvertType(Elem));
+                       llvm::Constant::getNullValue(CGF.ConvertType(Elem));
     return ComplexPairTy(Null, Null);
   }
   ComplexPairTy VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) {
     assert(E->getType()->isAnyComplexType() && "Expected complex type!");
     QualType Elem = E->getType()->getAsComplexType()->getElementType();
     llvm::Constant *Null = 
-                       CGF.getLLVMContext().getNullValue(CGF.ConvertType(Elem));
+                       llvm::Constant::getNullValue(CGF.ConvertType(Elem));
     return ComplexPairTy(Null, Null);
   }
   
@@ -315,7 +315,7 @@
 VisitImaginaryLiteral(const ImaginaryLiteral *IL) {
   llvm::Value *Imag = CGF.EmitScalarExpr(IL->getSubExpr());
   return
-        ComplexPairTy(CGF.getLLVMContext().getNullValue(Imag->getType()), Imag);
+        ComplexPairTy(llvm::Constant::getNullValue(Imag->getType()), Imag);
 }
 
 
@@ -362,7 +362,7 @@
   Elt = CGF.EmitScalarConversion(Elt, Op->getType(), DestTy);
   
   // Return (realval, 0).
-  return ComplexPairTy(Elt, CGF.getLLVMContext().getNullValue(Elt->getType()));
+  return ComplexPairTy(Elt, llvm::Constant::getNullValue(Elt->getType()));
 }
 
 ComplexPairTy ComplexExprEmitter::VisitPrePostIncDec(const UnaryOperator *E,
@@ -696,7 +696,7 @@
   // Empty init list intializes to null
   QualType Ty = E->getType()->getAsComplexType()->getElementType();
   const llvm::Type* LTy = CGF.ConvertType(Ty);
-  llvm::Value* zeroConstant = CGF.getLLVMContext().getNullValue(LTy);
+  llvm::Value* zeroConstant = llvm::Constant::getNullValue(LTy);
   return ComplexPairTy(zeroConstant, zeroConstant);
 }