Label.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / clr / src / BCL / System / Reflection / Emit / Label.cs / 1 / Label.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
/*============================================================
** 
** Class:  Label 
**
** 
**
** Purpose: Represents a Label to the ILGenerator class.
**
** 
===========================================================*/
namespace System.Reflection.Emit { 
 	using System; 
	using System.Reflection;
    using System.Security.Permissions; 
    using System.Runtime.InteropServices;

    // The Label class is an opaque representation of a label used by the
    // ILGenerator class.  The token is used to mark where labels occur in the IL 
    // stream and then the necessary offsets are put back in the code when the ILGenerator
    // is passed to the MethodWriter. 
    // Labels are created by using ILGenerator.CreateLabel and their position is set 
    // by using ILGenerator.MarkLabel.
    [Serializable()] 
    [ComVisible(true)]
    public struct Label {

        internal int m_label; 

        //public Label() { 
        //    m_label=0; 
        //}
 
        internal Label (int label) {
            m_label=label;
        }
 
        internal int GetLabelValue() {
            return m_label; 
        } 
    	
        public override int GetHashCode() 
        {
            return m_label;
        }
    	 
        public override bool Equals(Object obj)
        { 
            if (obj is Label) 
                return Equals((Label)obj);
            else 
                return false;
        }

        public bool Equals(Label obj) 
        {
            return obj.m_label == m_label; 
        } 

        public static bool operator ==(Label a, Label b) 
        {
            return a.Equals(b);
        }
 
        public static bool operator !=(Label a, Label b)
        { 
            return !(a == b); 
        }
    } 
}

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