Fix compile error

llvm-svn: 236921
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
index 8da10f6..3ff77fc 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -4215,7 +4215,7 @@
             isa<ConstantSDNode>(Callee)) &&
     "Expecting an global address, external symbol, absolute value or register");
 
-    MF.getFrameInfo()->setHasTailCall();
+    DAG.getMachineFunction().getFrameInfo()->setHasTailCall();
     return DAG.getNode(PPCISD::TC_RETURN, dl, MVT::Other, Ops);
   }