Always copy source array

1 files changed, 9 insertions, 4 deletions

diff --git a/Mono.Collections.Generic/ReadOnlyCollection.cs b/Mono.Collections.Generic/ReadOnlyCollection.cs
index bd467c9..0b3fafb 100644
--- a/Mono.Collections.Generic/ReadOnlyCollection.cs
+++ b/Mono.Collections.Generic/ReadOnlyCollection.cs
@@ -57,8 +57,7 @@ namespace Mono.Collections.Generic {
 			if (array == null)
 				throw new ArgumentNullException ();
 
-			this.items = array;
-			this.size = array.Length;
+			Initialize (array, array.Length);
 		}
 
 		public ReadOnlyCollection (Collection<T> collection)
@@ -66,8 +65,14 @@ namespace Mono.Collections.Generic {
 			if (collection == null)
 				throw new ArgumentNullException ();
 
-			this.items = collection.items;
-			this.size = collection.size;
+			Initialize (collection.items, collection.size);
+		}
+
+		void Initialize (T [] items, int size)
+		{
+			this.items = new T [size];
+			Array.Copy (items, 0, this.items, 0, size);
+			this.size = size;
 		}
 
 		internal override void Grow (int desired)