From 75653af6232421c106bf889f3725bd2f795f82ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C4=8Caba=20=C5=A0agi?= <csaba.sagi@sonarsource.com>
Date: Mon, 16 Jan 2023 17:45:03 +0100
Subject: [PATCH 1/2] Add reproducers

---
 .../TestCases/InfiniteRecursion.RoslynCfg.cs  | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InfiniteRecursion.RoslynCfg.cs b/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InfiniteRecursion.RoslynCfg.cs
index ad2db0e1fe0..5413db61b79 100644
--- a/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InfiniteRecursion.RoslynCfg.cs
+++ b/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InfiniteRecursion.RoslynCfg.cs
@@ -600,3 +600,38 @@ public IEnumerable<T> Repeat<T>(T element)  // Noncompliant FP, it's not a recur
         }
     }
 }
+
+// https://github.com/SonarSource/sonar-dotnet/issues/6642
+public class Repro_6642
+{
+    public int this[int i]
+    {
+        get { return this[i]; } // FN
+        set { this[i] = value; } // FN
+    }
+}
+
+// https://github.com/SonarSource/sonar-dotnet/issues/6643
+public class Repro_6643
+{
+    public static implicit operator byte(Repro_6643 d) => d; // FN
+}
+
+// https://github.com/SonarSource/sonar-dotnet/issues/6644
+public delegate bool SomeDelegate();
+
+public class Repro_6644
+{
+    public event SomeDelegate OtherEvent
+    {
+        add
+        {
+            OtherEvent += value; // FN
+        }
+
+        remove
+        {
+            OtherEvent -= value; // FN
+        }
+    }
+}

From 68b81beea534a23ea239974232bc881e4d512023 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C4=8Caba=20=C5=A0agi?= <csaba.sagi@sonarsource.com>
Date: Tue, 17 Jan 2023 09:25:53 +0100
Subject: [PATCH 2/2] Rename event to not have confusion

---
 .../TestCases/InfiniteRecursion.RoslynCfg.cs                | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InfiniteRecursion.RoslynCfg.cs b/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InfiniteRecursion.RoslynCfg.cs
index 5413db61b79..df346f536a3 100644
--- a/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InfiniteRecursion.RoslynCfg.cs
+++ b/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InfiniteRecursion.RoslynCfg.cs
@@ -622,16 +622,16 @@ public class Repro_6643
 
 public class Repro_6644
 {
-    public event SomeDelegate OtherEvent
+    public event SomeDelegate SomeEvent
     {
         add
         {
-            OtherEvent += value; // FN
+            SomeEvent += value; // FN
         }
 
         remove
         {
-            OtherEvent -= value; // FN
+            SomeEvent -= value; // FN
         }
     }
 }