[pstl] Use std::transform_reduce instead of hand-rolled implementation

llvm-svn: 366233

diff --git a/pstl/include/pstl/internal/numeric_impl.h b/pstl/include/pstl/internal/numeric_impl.h
index 625bb94..fe1f222 100644 (file)
--- a/pstl/include/pstl/internal/numeric_impl.h
+++ b/pstl/include/pstl/internal/numeric_impl.h
@@ -93,11 +93,7 @@ _Tp
 __brick_transform_reduce(_ForwardIterator __first, _ForwardIterator __last, _Tp __init, _BinaryOperation __binary_op,
                          _UnaryOperation __unary_op, /*is_vector=*/std::false_type) noexcept
 {
-    for (; __first != __last; ++__first)
-    {
-        __init = __binary_op(__init, __unary_op(*__first));
-    }
-    return __init;
+    return std::transform_reduce(__first, __last, __init, __binary_op, __unary_op);
 }
 
 template <class _ForwardIterator, class _Tp, class _UnaryOperation, class _BinaryOperation>