namespace System.Runtime.ConstrainedExecution
{
    [AttributeUsage(AttributeTargets.Constructor | AttributeTargets.Method, Inherited = false)]
    [Obsolete("The Constrained Execution Region (CER) feature is not supported.", DiagnosticId = "SYSLIB0004", UrlFormat = "https://aka.ms/dotnet-warnings/{0}")]
    public sealed class PrePrepareMethodAttribute : Attribute
    {
        public PrePrepareMethodAttribute();
    }
}