Bug fix: need to initialize new CallArgsDescriptor pointer.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4453 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/SparcV9/MachineCodeForInstruction.h b/lib/Target/SparcV9/MachineCodeForInstruction.h
index f4ec42d..9894c94 100644
--- a/lib/Target/SparcV9/MachineCodeForInstruction.h
+++ b/lib/Target/SparcV9/MachineCodeForInstruction.h
@@ -32,7 +32,7 @@
   std::vector<MachineInstr*> Contents;  // the machine instr for this VM instr
   CallArgsDescriptor* callArgsDesc;     // only used for CALL instructions
 public:
-  MachineCodeForInstruction() : Annotation(MCFI_AID) {}
+  MachineCodeForInstruction() : Annotation(MCFI_AID), callArgsDesc(NULL) {}
   ~MachineCodeForInstruction();
   
   static MachineCodeForInstruction &get(const Instruction *I) {