Simplify make_range by using move semantics

Move the iterators into the range the same way the range's ctor moves
them into the members.

Also remove some redundant top level parens in the return statement.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205993 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 2 deletions

diff --git a/include/llvm/ADT/iterator_range.h b/include/llvm/ADT/iterator_range.h
index 6735700e04..dd17d6c8f7 100644
--- a/include/llvm/ADT/iterator_range.h
+++ b/include/llvm/ADT/iterator_range.h
@@ -45,8 +45,8 @@ public:
 ///
 /// This provides a bit of syntactic sugar to make using sub-ranges
 /// in for loops a bit easier. Analogous to std::make_pair().
-template<class T> iterator_range<T> make_range(const T &x, const T &y) {
-  return (iterator_range<T>(x, y));
+template <class T> iterator_range<T> make_range(T x, T y) {
+  return iterator_range<T>(std::move(x), std::move(y));
 }
 }