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-rw-r--r--include/llvm/ADT/ArrayRef.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/llvm/ADT/ArrayRef.h b/include/llvm/ADT/ArrayRef.h
index a707a0d..c555c1c 100644
--- a/include/llvm/ADT/ArrayRef.h
+++ b/include/llvm/ADT/ArrayRef.h
@@ -33,6 +33,8 @@ namespace llvm {
typedef const T *const_iterator;
typedef size_t size_type;
+ typedef std::reverse_iterator<iterator> reverse_iterator;
+
private:
/// The start of the array, in an external buffer.
const T *Data;
@@ -84,6 +86,9 @@ namespace llvm {
iterator begin() const { return Data; }
iterator end() const { return Data + Length; }
+ reverse_iterator rbegin() const { return reverse_iterator(end()); }
+ reverse_iterator rend() const { return reverse_iterator(begin()); }
+
/// empty - Check if the array is empty.
bool empty() const { return Length == 0; }