From: Sam McCall <sam.mccall@gmail.com>
Date: Wed, 29 May 2019 10:39:01 +0000 (+0000)
Subject: [ADT] add iterator_range::empty()
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8174656aaae7c139259b1cfe513c5fb5e1f414ab;p=llvm

[ADT] add iterator_range::empty()

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@361944 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/ADT/iterator_range.h b/include/llvm/ADT/iterator_range.h
index 774c7c4e336..aa8830943ca 100644
--- a/include/llvm/ADT/iterator_range.h
+++ b/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.