Fix codegen for null different sized pointer.

[oota-llvm.git] / lib / CodeGen / SelectionDAG / SelectionDAGBuilder.cpp

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 009c590cad48db87da9cd349c81958b2317514be..b9605448c1c5455ffa7cd228c5aae9025fa567a2 100644 (file)
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -1064,8 +1064,10 @@ SDValue SelectionDAGBuilder::getValueImpl(const Value *V) {
     if (const GlobalValue *GV = dyn_cast<GlobalValue>(C))
       return DAG.getGlobalAddress(GV, getCurSDLoc(), VT);
 
-    if (isa<ConstantPointerNull>(C))
-      return DAG.getConstant(0, TLI->getPointerTy());
+    if (isa<ConstantPointerNull>(C)) {
+      unsigned AS = V->getType()->getPointerAddressSpace();
+      return DAG.getConstant(0, TLI->getPointerTy(AS));
+    }
 
     if (const ConstantFP *CFP = dyn_cast<ConstantFP>(C))
       return DAG.getConstantFP(*CFP, VT);