1 files changed, 43 insertions, 0 deletions
diff --git a/src/mscorlib/src/System/ExecutionEngineException.cs b/src/mscorlib/src/System/ExecutionEngineException.cs
new file mode 100644
index 0000000000..4e2f01864f
--- /dev/null
+++ b/src/mscorlib/src/System/ExecutionEngineException.cs
@@ -0,0 +1,43 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+//
+//
+/*=============================================================================
+**
+**
+**
+** Purpose: The exception class for misc execution engine exceptions.
+**          Currently, its only used as a placeholder type when the EE
+**          does a FailFast.
+**
+**
+=============================================================================*/
+
+namespace System {
+
+	using System;
+	using System.Runtime.Serialization;
+    [Obsolete("This type previously indicated an unspecified fatal error in the runtime. The runtime no longer raises this exception so this type is obsolete.")]
+    [System.Runtime.InteropServices.ComVisible(true)]
+    [Serializable]
+    public sealed class ExecutionEngineException : SystemException {
+        public ExecutionEngineException() 
+            : base(Environment.GetResourceString("Arg_ExecutionEngineException")) {
+    		SetErrorCode(__HResults.COR_E_EXECUTIONENGINE);
+        }
+    
+        public ExecutionEngineException(String message) 
+            : base(message) {
+    		SetErrorCode(__HResults.COR_E_EXECUTIONENGINE);
+        }
+    
+        public ExecutionEngineException(String message, Exception innerException) 
+            : base(message, innerException) {
+    		SetErrorCode(__HResults.COR_E_EXECUTIONENGINE);
+        }
+
+        internal ExecutionEngineException(SerializationInfo info, StreamingContext context) : base(info, context) {
+        }
+    }
+}