From: Richard Smith <richard-llvm@metafoo.co.uk>
Date: Wed, 22 Jul 2015 01:30:58 +0000 (+0000)
Subject: SetVector: add reverse_iterator support.
X-Git-Tag: studio-1.4~1924
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c519c9b8daa2b6bece6c63ab69c3ea21a3c58cfe;p=platform%2Fupstream%2Fllvm.git

SetVector: add reverse_iterator support.

llvm-svn: 242865
---

diff --git a/llvm/include/llvm/ADT/SetVector.h b/llvm/include/llvm/ADT/SetVector.h
index a7fd408..2125b27 100644
--- a/llvm/include/llvm/ADT/SetVector.h
+++ b/llvm/include/llvm/ADT/SetVector.h
@@ -44,6 +44,8 @@ public:
   typedef Vector vector_type;
   typedef typename vector_type::const_iterator iterator;
   typedef typename vector_type::const_iterator const_iterator;
+  typedef typename vector_type::const_reverse_iterator reverse_iterator;
+  typedef typename vector_type::const_reverse_iterator const_reverse_iterator;
   typedef typename vector_type::size_type size_type;
 
   /// \brief Construct an empty SetVector
@@ -85,6 +87,26 @@ public:
     return vector_.end();
   }
 
+  /// \brief Get an reverse_iterator to the end of the SetVector.
+  reverse_iterator rbegin() {
+    return vector_.rbegin();
+  }
+
+  /// \brief Get a const_reverse_iterator to the end of the SetVector.
+  const_reverse_iterator rbegin() const {
+    return vector_.rbegin();
+  }
+
+  /// \brief Get a reverse_iterator to the beginning of the SetVector.
+  reverse_iterator rend() {
+    return vector_.rend();
+  }
+
+  /// \brief Get a const_reverse_iterator to the beginning of the SetVector.
+  const_reverse_iterator rend() const {
+    return vector_.rend();
+  }
+
   /// \brief Return the last element of the SetVector.
   const T &back() const {
     assert(!empty() && "Cannot call back() on empty SetVector!");