From 7964f6fe5fb416fc09ae1c477fd3c356b226f2ab Mon Sep 17 00:00:00 2001
From: Sam McCall <sam.mccall@gmail.com>
Date: Wed, 29 May 2019 10:39:01 +0000
Subject: [PATCH] [ADT] add iterator_range::empty()

llvm-svn: 361944
---
 llvm/include/llvm/ADT/iterator_range.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/include/llvm/ADT/iterator_range.h b/llvm/include/llvm/ADT/iterator_range.h
index 774c7c4e3366..aa8830943cab 100644
--- a/llvm/include/llvm/ADT/iterator_range.h
+++ b/llvm/include/llvm/ADT/iterator_range.h
@@ -44,6 +44,7 @@ public:
 
   IteratorT begin() const { return begin_iterator; }
   IteratorT end() const { return end_iterator; }
+  bool empty() const { return begin_iterator == end_iterator; }
 };
 
 /// Convenience function for iterating over sub-ranges.