[llvm-commits] [llvm] r41198 - /llvm/trunk/include/llvm/ADT/SmallVector.h

[Chris Lattner]

Author: lattner
Date: Mon Aug 20 16:22:48 2007
New Revision: 41198

URL: http://llvm.org/viewvc/llvm-project?rev=41198&view=rev
Log:
add reverse iterators to smallvector


Modified:
    llvm/trunk/include/llvm/ADT/SmallVector.h

Modified: llvm/trunk/include/llvm/ADT/SmallVector.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/SmallVector.h?rev=41198&r1=41197&r2=41198&view=diff

==============================================================================
--- llvm/trunk/include/llvm/ADT/SmallVector.h (original)
+++ llvm/trunk/include/llvm/ADT/SmallVector.h Mon Aug 20 16:22:48 2007
@@ -14,8 +14,8 @@
 #ifndef LLVM_ADT_SMALLVECTOR_H
 #define LLVM_ADT_SMALLVECTOR_H
 
+#include "llvm/ADT/iterator"
 #include <algorithm>
-#include <iterator>
 #include <memory>
 
 #ifdef _MSC_VER
@@ -90,18 +90,29 @@
   typedef size_t size_type;
   typedef T* iterator;
   typedef const T* const_iterator;
+  
+  typedef std::reverse_iterator<const_iterator>  const_reverse_iterator;
+  typedef std::reverse_iterator<iterator>  reverse_iterator;
+  
   typedef T& reference;
   typedef const T& const_reference;
 
   bool empty() const { return Begin == End; }
   size_type size() const { return End-Begin; }
-  
+
+  // forward iterator creation methods.
   iterator begin() { return Begin; }
   const_iterator begin() const { return Begin; }
-
   iterator end() { return End; }
   const_iterator end() const { return End; }
   
+  // reverse iterator creation methods.
+  reverse_iterator rbegin()            { return reverse_iterator(end()); }
+  const_reverse_iterator rbegin() const{ return const_reverse_iterator(end()); }
+  reverse_iterator rend()              { return reverse_iterator(begin()); }
+  const_reverse_iterator rend() const { return const_reverse_iterator(begin());}
+  
+  
   reference operator[](unsigned idx) {
     return Begin[idx];
   }