From e1f2b951e65c9639694ab1d8144ebe122729da77 Mon Sep 17 00:00:00 2001
From: Jan Kotas <jkotas@microsoft.com>
Date: Fri, 20 Jan 2017 08:55:55 -0800
Subject: Make System.Tuple as serializable

---
 src/System.Private.CoreLib/src/System/Tuple.cs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/System.Private.CoreLib/src/System/Tuple.cs b/src/System.Private.CoreLib/src/System/Tuple.cs
index e22c5aea7..d3b7d4f61 100644
--- a/src/System.Private.CoreLib/src/System/Tuple.cs
+++ b/src/System.Private.CoreLib/src/System/Tuple.cs
@@ -102,6 +102,7 @@ namespace System
         }
     }
 
+    [Serializable]
     public class Tuple<T1> : IStructuralEquatable, IStructuralComparable, IComparable, ITupleInternal, ITuple
     {
         private readonly T1 m_Item1;    // DO NOT change the field name, it's required for compatibility with desktop .NET as it appears in serialization payload.
@@ -200,6 +201,7 @@ namespace System
         }
     }
 
+    [Serializable]
     public class Tuple<T1, T2> : IStructuralEquatable, IStructuralComparable, IComparable, ITupleInternal, ITuple
     {
         private readonly T1 m_Item1;    // DO NOT change the field name, it's required for compatibility with desktop .NET as it appears in serialization payload.
@@ -313,6 +315,7 @@ namespace System
         }
     }
 
+    [Serializable]
     public class Tuple<T1, T2, T3> : IStructuralEquatable, IStructuralComparable, IComparable, ITupleInternal, ITuple
     {
         private readonly T1 m_Item1;    // DO NOT change the field name, it's required for compatibility with desktop .NET as it appears in serialization payload.
@@ -437,6 +440,7 @@ namespace System
         }
     }
 
+    [Serializable]
     public class Tuple<T1, T2, T3, T4> : IStructuralEquatable, IStructuralComparable, IComparable, ITupleInternal, ITuple
     {
         private readonly T1 m_Item1;    // DO NOT change the field name, it's required for compatibility with desktop .NET as it appears in serialization payload.
@@ -572,6 +576,7 @@ namespace System
         }
     }
 
+    [Serializable]
     public class Tuple<T1, T2, T3, T4, T5> : IStructuralEquatable, IStructuralComparable, IComparable, ITupleInternal, ITuple
     {
         private readonly T1 m_Item1;    // DO NOT change the field name, it's required for compatibility with desktop .NET as it appears in serialization payload.
@@ -718,6 +723,7 @@ namespace System
         }
     }
 
+    [Serializable]
     public class Tuple<T1, T2, T3, T4, T5, T6> : IStructuralEquatable, IStructuralComparable, IComparable, ITupleInternal, ITuple
     {
         private readonly T1 m_Item1;    // DO NOT change the field name, it's required for compatibility with desktop .NET as it appears in serialization payload.
@@ -875,6 +881,7 @@ namespace System
         }
     }
 
+    [Serializable]
     public class Tuple<T1, T2, T3, T4, T5, T6, T7> : IStructuralEquatable, IStructuralComparable, IComparable, ITupleInternal, ITuple
     {
         private readonly T1 m_Item1;    // DO NOT change the field name, it's required for compatibility with desktop .NET as it appears in serialization payload.
@@ -1043,6 +1050,7 @@ namespace System
         }
     }
 
+    [Serializable]
     public class Tuple<T1, T2, T3, T4, T5, T6, T7, TRest> : IStructuralEquatable, IStructuralComparable, IComparable, ITupleInternal, ITuple
     {
         private readonly T1 m_Item1;    // DO NOT change the field name, it's required for compatibility with desktop .NET as it appears in serialization payload.
-- 
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