From 98e541457bbe04c22364ff82ef7aea34480012d5 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sat, 16 Oct 2004 18:21:33 +0000
Subject: Add support for unreachable

llvm-svn: 17056
---
 llvm/lib/ExecutionEngine/Interpreter/Execution.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'llvm/lib/ExecutionEngine/Interpreter/Execution.cpp')

diff --git a/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp b/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
index 589ac7f99dc..8616656360f 100644
--- a/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
+++ b/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
@@ -616,6 +616,11 @@ void Interpreter::visitUnwindInst(UnwindInst &I) {
   SwitchToNewBasicBlock(cast<InvokeInst>(Inst)->getUnwindDest(), InvokingSF);
 }
 
+void Interpreter::visitUnreachableInst(UnreachableInst &I) {
+  std::cerr << "ERROR: Program executed an 'unreachable' instruction!\n";
+  abort();
+}
+
 void Interpreter::visitBranchInst(BranchInst &I) {
   ExecutionContext &SF = ECStack.back();
   BasicBlock *Dest;
-- 
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