diff --git a/lib/CodeGen/CodeGenFunction.cpp b/lib/CodeGen/CodeGenFunction.cpp
index 68d10ff..dc00a76 100644
--- a/lib/CodeGen/CodeGenFunction.cpp
+++ b/lib/CodeGen/CodeGenFunction.cpp
@@ -133,8 +133,9 @@
   EmitFunctionEpilog(*CurFnInfo, ReturnValue);
 
   // Remove the AllocaInsertPt instruction, which is just a convenience for us.
-  AllocaInsertPt->eraseFromParent();
+  llvm::Instruction *Ptr = AllocaInsertPt;
   AllocaInsertPt = 0;
+  Ptr->eraseFromParent();
 }
 
 void CodeGenFunction::StartFunction(const Decl *D, QualType RetTy,