Add support for unreachable


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17056 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/Interpreter/Interpreter.h b/lib/ExecutionEngine/Interpreter/Interpreter.h
index d6e590d..e146135 100644
--- a/lib/ExecutionEngine/Interpreter/Interpreter.h
+++ b/lib/ExecutionEngine/Interpreter/Interpreter.h
@@ -145,6 +145,7 @@
   void visitCallInst(CallInst &I) { visitCallSite (CallSite (&I)); }
   void visitInvokeInst(InvokeInst &I) { visitCallSite (CallSite (&I)); }
   void visitUnwindInst(UnwindInst &I);
+  void visitUnreachableInst(UnreachableInst &I);
 
   void visitShl(ShiftInst &I);
   void visitShr(ShiftInst &I);