From 7b3392326c40c3c20697816acae597ba7b3144eb Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Thu, 20 Oct 2011 21:10:27 +0000
Subject: Vendor import of llvm release_30 branch r142614:
 http://llvm.org/svn/llvm-project/llvm/branches/release_30@142614

---
 include/llvm/ADT/ArrayRef.h | 48 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 47 insertions(+), 1 deletion(-)

(limited to 'include/llvm/ADT/ArrayRef.h')

diff --git a/include/llvm/ADT/ArrayRef.h b/include/llvm/ADT/ArrayRef.h
index 6db866e..33a8c65 100644
--- a/include/llvm/ADT/ArrayRef.h
+++ b/include/llvm/ADT/ArrayRef.h
@@ -147,7 +147,53 @@ namespace llvm {
     
     /// @}
   };
-  
+
+  /// @name ArrayRef Convenience constructors
+  /// @{
+
+  /// Construct an ArrayRef from a single element.
+  template<typename T>
+  ArrayRef<T> makeArrayRef(const T &OneElt) {
+    return OneElt;
+  }
+
+  /// Construct an ArrayRef from a pointer and length.
+  template<typename T>
+  ArrayRef<T> makeArrayRef(const T *data, size_t length) {
+    return ArrayRef<T>(data, length);
+  }
+
+  /// Construct an ArrayRef from a range.
+  template<typename T>
+  ArrayRef<T> makeArrayRef(const T *begin, const T *end) {
+    return ArrayRef<T>(begin, end);
+  }
+
+  /// Construct an ArrayRef from a SmallVector.
+  template <typename T>
+  ArrayRef<T> makeArrayRef(const SmallVectorImpl<T> &Vec) {
+    return Vec;
+  }
+
+  /// Construct an ArrayRef from a SmallVector.
+  template <typename T, unsigned N>
+  ArrayRef<T> makeArrayRef(const SmallVector<T, N> &Vec) {
+    return Vec;
+  }
+
+  /// Construct an ArrayRef from a std::vector.
+  template<typename T>
+  ArrayRef<T> makeArrayRef(const std::vector<T> &Vec) {
+    return Vec;
+  }
+
+  /// Construct an ArrayRef from a C array.
+  template<typename T, size_t N>
+  ArrayRef<T> makeArrayRef(const T (&Arr)[N]) {
+    return ArrayRef<T>(Arr);
+  }
+
+  /// @}
   /// @name ArrayRef Comparison Operators
   /// @{
 
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