Index: src/Util/SystemInfo.cs
===================================================================
--- src/Util/SystemInfo.cs	(revision 1513305)
+++ src/Util/SystemInfo.cs	(working copy)
@@ -453,6 +453,10 @@
 			{
 				return "Global Assembly Cache";
 			}
+			if (myAssembly.IsDynamic)
+			{
+				return "Dynamic Assembly";
+			}
 			else
 			{
 				try
Index: tests/src/Util/SystemInfoTest.cs
===================================================================
--- tests/src/Util/SystemInfoTest.cs	(revision 1513305)
+++ tests/src/Util/SystemInfoTest.cs	(working copy)
@@ -31,7 +31,37 @@
 	[TestFixture]
 	public class SystemInfoTest
 	{
+		/// <summary>
+		/// It's "does not throw not supported exception" NOT
+		/// "returns 'Dynamic Assembly' string for dynamic assemblies" by purpose.
+		/// <see cref="Assembly.GetCallingAssembly"/> can be JITted and inlined in different release configurations,
+		/// thus we cannot determine what the exact result of this test will be.
+		/// In 'Debug' GetCallingAssembly should return dynamic assembly named: 'Anonymously Hosted DynamicMethods Assembly'
+		/// whereas in 'Release' this will be inlined and the result will be something like 'X:\Y\Z\log4net.Tests.dll'.
+		/// Therefore simple check against dynamic assembly
+		/// in <see cref="SystemInfo.AssemblyLocationInfo"/> to avoid <see cref="NotSupportedException"/> 'Debug' release.
+		/// </summary>
 		[Test]
+		public void TestAssemblyLocationInfoDoesNotThrowNotSupportedExceptionForDynamicAssembly()
+		{
+			var systemInfoAssemblyLocationMethod = GetAssemblyLocationInfoMethodCall();
+
+			Assert.DoesNotThrow(() => systemInfoAssemblyLocationMethod());
+		}
+
+		private static Func<string> GetAssemblyLocationInfoMethodCall()
+		{
+			var method = typeof(SystemInfoTest).GetMethod("TestAssemblyLocationInfoMethod", new Type[0]);
+			var methodCall = Expression.Call(null, method, new Expression[0]);
+			return Expression.Lambda<Func<string>>(methodCall, new ParameterExpression[0]).Compile();
+		}
+
+		public static string TestAssemblyLocationInfoMethod()
+		{
+			return SystemInfo.AssemblyLocationInfo(Assembly.GetCallingAssembly());
+		}
+
+		[Test]
 		public void TestGetTypeFromStringFullyQualified()
 		{
 			Type t;
@@ -46,7 +76,7 @@
 			Assert.AreSame(typeof(SystemInfoTest), t, "Test explicit case in-sensitive type load lower");
 		}
 
-                [Test][Platform(Include="Win")]
+		[Test][Platform(Include="Win")]
 		public void TestGetTypeFromStringCaseInsensitiveOnAssemblyName()
 		{
 			Type t;