ICSharpCode.Decompiler roundtrip test now completes

ICSharpCode.Decompiler.Tests/RoundtripAssembly.cs

@@ -69,11 +69,7 @@ namespace ICSharpCode.Decompiler.Tests
 		[Test]
 		public void ICSharpCode_Decompiler()
 		{
-			try {
+			RunWithTest("ICSharpCode.Decompiler", "ICSharpCode.Decompiler.dll", "ICSharpCode.Decompiler.Tests.exe");
-				RunWithTest("ICSharpCode.Decompiler", "ICSharpCode.Decompiler.dll", "ICSharpCode.Decompiler.Tests.exe");
-			} catch (TestRunFailedException) {
-				Assert.Ignore("CorrectnessTestRunner.UndocumentedExpressions fails on recompilation.");
-			}
 		}
 
 		[Test]

ICSharpCode.Decompiler/IL/Transforms/LocalFunctionDecompiler.cs

@@ -256,8 +256,8 @@ namespace ICSharpCode.Decompiler.IL.Transforms
 		}
 
 		/// <summary>
-		/// Newer Roslyn versions use the format "&ltcallerName&gtg__functionName|x_y"
+		/// Newer Roslyn versions use the format "&lt;callerName&gt;g__functionName|x_y"
-		/// Older versions use "&ltcallerName&gtg__functionNamex_y"
+		/// Older versions use "&lt;callerName&gt;g__functionNamex_y"
 		/// </summary>
 		static readonly Regex functionNameRegex = new Regex(@"^<(.*)>g__([^\|]*)\|{0,1}\d+(_\d+)?$", RegexOptions.Compiled);
 

ICSharpCode.Decompiler/IL/Transforms/TransformDisplayClassUsage.cs

@@ -338,7 +338,7 @@ namespace ICSharpCode.Decompiler.IL.Transforms
 			if (inst.Parent is LdObj || inst.Parent is StObj)
 				return;
 			// Get display class info
-			if (!(inst.Target is LdLoc displayClassLoad && displayClasses.TryGetValue(displayClassLoad.Variable, out var displayClass)))
+			if (!IsDisplayClassLoad(inst.Target, out var displayClassLoad) || !displayClasses.TryGetValue(displayClassLoad, out var displayClass))
 				return;
 			var field = (IField)inst.Field.MemberDefinition;
 			if (!displayClass.Variables.TryGetValue(field, out DisplayClassVariable info)) {