Make MachineFrameInfo::print not crash when no TargetFrameInfo is available.

llvm-svn: 58606
diff --git a/llvm/lib/CodeGen/MachineFunction.cpp b/llvm/lib/CodeGen/MachineFunction.cpp
index 3229f072..b14c19d 100644
--- a/llvm/lib/CodeGen/MachineFunction.cpp
+++ b/llvm/lib/CodeGen/MachineFunction.cpp
@@ -396,7 +396,8 @@
 
 
 void MachineFrameInfo::print(const MachineFunction &MF, std::ostream &OS) const{
-  int ValOffset = MF.getTarget().getFrameInfo()->getOffsetOfLocalArea();
+  const TargetFrameInfo *FI = MF.getTarget().getFrameInfo();
+  int ValOffset = (FI ? FI->getOffsetOfLocalArea() : 0);
 
   for (unsigned i = 0, e = Objects.size(); i != e; ++i) {
     const StackObject &SO = Objects[i];