From 214fb9a93d5456d06f5097e7e01b1a436d710362 Mon Sep 17 00:00:00 2001
From: Cyrus Najmabadi <cyrus.najmabadi@gmail.com>
Date: Mon, 21 Oct 2019 12:13:46 -0700
Subject: [PATCH] Comment

---
 .../UseSystemHashCode/Analyzer.OperationDeconstructor.cs      | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Features/Core/Portable/UseSystemHashCode/Analyzer.OperationDeconstructor.cs b/src/Features/Core/Portable/UseSystemHashCode/Analyzer.OperationDeconstructor.cs
index 3b955570a93..e03f3d2ace4 100644
--- a/src/Features/Core/Portable/UseSystemHashCode/Analyzer.OperationDeconstructor.cs
+++ b/src/Features/Core/Portable/UseSystemHashCode/Analyzer.OperationDeconstructor.cs
@@ -47,6 +47,10 @@ public void Dispose()
             /// Recursive function that decomposes <paramref name="value"/>, looking for particular
             /// forms that VS or ReSharper generate to hash fields in the containing type.
             /// </summary>
+            /// <param name="seenHash">'seenHash' is used to determine if we actually saw something
+            /// that indicates that we really hashed a field/property and weren't just simply
+            /// referencing it.  This is used as we recurse down to make sure we've seen a
+            /// pattern we explicitly recognize by the time we hit a field/prop.</param>
             public bool TryAddHashedSymbol(IOperation value, bool seenHash)
             {
                 value = Unwrap(value);
-- 
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