[libcxx-commits] [libcxx] 70fedaf - [libc++][NFC] Fix slightly incorrect comment in PSTL documentation

[Louis Dionne via libcxx-commits]

Author: Louis Dionne
Date: 2023-10-13T17:27:44-07:00
New Revision: 70fedaf89b35c38f4f32fb50d1321e6d473801ab

URL: https://github.com/llvm/llvm-project/commit/70fedaf89b35c38f4f32fb50d1321e6d473801ab
DIFF: https://github.com/llvm/llvm-project/commit/70fedaf89b35c38f4f32fb50d1321e6d473801ab.diff

LOG: [libc++][NFC] Fix slightly incorrect comment in PSTL documentation

Added: 
    

Modified: 
    libcxx/include/__algorithm/pstl_backend.h

Removed: 
    


################################################################################
diff  --git a/libcxx/include/__algorithm/pstl_backend.h b/libcxx/include/__algorithm/pstl_backend.h
index 94644e5c47b3952..0bf2cca5eef4881 100644
--- a/libcxx/include/__algorithm/pstl_backend.h
+++ b/libcxx/include/__algorithm/pstl_backend.h
@@ -41,13 +41,13 @@ A PSTL parallel backend is a tag type to which the following functions are assoc
             class _ForwardIterator2,
             class _ForwardOutIterator,
             class _Comp>
-  _ForwardOutIterator __pstl_merge(_Backend,
-                                   _ForwardIterator1 __first1,
-                                   _ForwardIterator1 __last1,
-                                   _ForwardIterator2 __first2,
-                                   _ForwardIterator2 __last2,
-                                   _ForwardOutIterator __result,
-                                   _Comp __comp);
+  optional<_ForwardOutIterator> __pstl_merge(_Backend,
+                                             _ForwardIterator1 __first1,
+                                             _ForwardIterator1 __last1,
+                                             _ForwardIterator2 __first2,
+                                             _ForwardIterator2 __last2,
+                                             _ForwardOutIterator __result,
+                                             _Comp __comp);
 
   template <class _ExecutionPolicy, class _InIterator, class _OutIterator, class _UnaryOperation>
   optional<_OutIterator>