.assembly extern mscorlib {}
.assembly HelloWorldIL {}

.namespace HelloWorldIL 
{
    .class Program 
    {
        .method static public void Main() cil managed 
        {
            .entrypoint
            .maxstack 8            
            ldstr "Hello, World !"
            call void [mscorlib] System.Console::WriteLine(string)
            ret	
        }
    }
}