1 files changed, 52 insertions, 0 deletions
diff --git a/src/mscorlib/src/System/Runtime/CompilerServices/CompilationRelaxations.cs b/src/mscorlib/src/System/Runtime/CompilerServices/CompilationRelaxations.cs
new file mode 100644
index 0000000000..5e4f19410b
--- /dev/null
+++ b/src/mscorlib/src/System/Runtime/CompilerServices/CompilationRelaxations.cs
@@ -0,0 +1,52 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
+
+namespace System.Runtime.CompilerServices 
+{
+
+    using System;
+
+    /// IMPORTANT: Keep this in sync with corhdr.h
+[Serializable]
+[Flags]
+[System.Runtime.InteropServices.ComVisible(true)]
+    public enum CompilationRelaxations : int
+    { 
+        NoStringInterning       = 0x0008, // Start in 0x0008, we had other non public flags in this enum before,
+                                          // so we'll start here just in case somebody used them. This flag is only
+                                          // valid when set for Assemblies.
+    };
+        
+[Serializable]
+[AttributeUsage(AttributeTargets.Assembly | AttributeTargets.Module | AttributeTargets.Class | AttributeTargets.Method)]  
+[System.Runtime.InteropServices.ComVisible(true)]
+    public class CompilationRelaxationsAttribute : Attribute 
+    {
+        private int m_relaxations;      // The relaxations.
+        
+        public CompilationRelaxationsAttribute (
+            int relaxations) 
+        { 
+            m_relaxations = relaxations; 
+        }
+        
+        public CompilationRelaxationsAttribute (
+            CompilationRelaxations relaxations) 
+        { 
+            m_relaxations = (int) relaxations; 
+        }
+        
+        public int CompilationRelaxations
+        { 
+            get 
+            { 
+                return m_relaxations; 
+            } 
+        }
+    }
+    
+}