From 1176aa52646fe641a4243a246aa7f960c708a274 Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 17 Jul 2011 15:36:56 +0000
Subject: Vendor import of llvm trunk r135360:
 http://llvm.org/svn/llvm-project/llvm/trunk@135360

---
 include/llvm/CodeGen/SlotIndexes.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'include/llvm/CodeGen/SlotIndexes.h')

diff --git a/include/llvm/CodeGen/SlotIndexes.h b/include/llvm/CodeGen/SlotIndexes.h
index 33ce675..6eb3180 100644
--- a/include/llvm/CodeGen/SlotIndexes.h
+++ b/include/llvm/CodeGen/SlotIndexes.h
@@ -140,6 +140,9 @@ namespace llvm {
       return lie.getPointer();
     }
 
+    /// Return true for a valid index.
+    operator bool() const { return isValid(); }
+
     /// Print this index to the given raw_ostream.
     void print(raw_ostream &os) const;
 
-- 
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