From 042aff2a760b49fe8ff2360ce6eb443c29f6a093 Mon Sep 17 00:00:00 2001
From: Egor Zhdan <e_zhdan@apple.com>
Date: Tue, 13 Jun 2023 18:04:20 +0100
Subject: [PATCH] [cxx-interop] Optimize CxxSet initialization from a Swift
 Sequence

rdar://107909624
---
 stdlib/public/Cxx/CxxSet.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stdlib/public/Cxx/CxxSet.swift b/stdlib/public/Cxx/CxxSet.swift
index e3f143da45b60..d468f6deed52e 100644
--- a/stdlib/public/Cxx/CxxSet.swift
+++ b/stdlib/public/Cxx/CxxSet.swift
@@ -31,7 +31,7 @@ extension CxxSet {
   /// - Complexity: O(*n*), where *n* is the number of elements in the Swift
   ///   sequence
   @inlinable
-  public init<S: Sequence>(_ sequence: S) where S.Element == Element {
+  public init<S: Sequence>(_ sequence: __shared S) where S.Element == Element {
     self.init()
     for item in sequence {
       self.__insertUnsafe(item)