From 087c8507e592bbbede1746f07bd44b28559e3684 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Fri, 5 Sep 2008 01:08:41 +0000
Subject: [PATCH] FastISel support for unreachable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55818 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/SelectionDAG/FastISel.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp b/lib/CodeGen/SelectionDAG/FastISel.cpp
index 043691cf071..64cc5a8abee 100644
--- a/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -366,6 +366,10 @@ FastISel::SelectInstruction(Instruction *I) {
     return false;
   }
 
+  case Instruction::Unreachable:
+    // Nothing to emit.
+    return true;
+
   case Instruction::PHI:
     // PHI nodes are already emitted.
     return true;