From 03616c91e9634cf3075935d55e6944fa39bbf877 Mon Sep 17 00:00:00 2001
From: Nick Matelli <nick@swellinvesting.com>
Date: Wed, 22 May 2019 13:13:36 -0700
Subject: [PATCH 1/2] Added a safety check before an unsafe array operation

---
 Source/Charts/Renderers/PieChartRenderer.swift | 4 +++-
 Source/Supporting Files/Info.plist             | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/Source/Charts/Renderers/PieChartRenderer.swift b/Source/Charts/Renderers/PieChartRenderer.swift
index c9716111dc..dd1deb68fe 100644
--- a/Source/Charts/Renderers/PieChartRenderer.swift
+++ b/Source/Charts/Renderers/PieChartRenderer.swift
@@ -880,7 +880,9 @@ open class PieChartRenderer: DataRenderer
 
         // Prepend selected slices before the already rendered unselected ones.
         // NOTE: - This relies on drawDataSet() being called before drawHighlighted in PieChartView.
-        accessibleChartElements.insert(contentsOf: highlightedAccessibleElements, at: 1)
+        if !accessibleChartElements.isEmpty {
+            accessibleChartElements.insert(contentsOf: highlightedAccessibleElements, at: 1)
+        }
 
         context.restoreGState()
     }
diff --git a/Source/Supporting Files/Info.plist b/Source/Supporting Files/Info.plist
index cd18856800..276a4c9a27 100644
--- a/Source/Supporting Files/Info.plist	
+++ b/Source/Supporting Files/Info.plist	
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.3.0</string>
+	<string>3.3.1</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>

From e6b01f77f3d6b0ef160bad6ebfaba4cfd4e042c6 Mon Sep 17 00:00:00 2001
From: Xuan <liuxuan30@gmail.com>
Date: Wed, 5 Jun 2019 08:54:19 +0800
Subject: [PATCH 2/2] Update Info.plist

---
 Source/Supporting Files/Info.plist | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/Supporting Files/Info.plist b/Source/Supporting Files/Info.plist
index 276a4c9a27..cd18856800 100644
--- a/Source/Supporting Files/Info.plist	
+++ b/Source/Supporting Files/Info.plist	
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.3.1</string>
+	<string>3.3.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>