View difference between Paste ID: ikSCAZjG and 907hzZAL

 <?PHP
 	NAMESPACE ILLI\Bug;
 	INTERFACE Foo {}
 
 	CLASS Instance IMPLEMENTS Foo
 	{
 		private static $instances = [];
 
 		public static function getInstance()
 		{
 			$thread = get_called_class();
-			if(TRUE === array_key_exists($thread, self::$instances))
+
-				return self::$instances[$thread];		// break point
+			if(isset(self::$instances[$thread]))
 				return self::$instances[$thread];
-			self::$instances[$thread] = new self;
+
-			return self::$instances[$thread];
+			self::$instances[$thread] = new $thread;
 			return self::$instances[$thread]->__staticconstruct();
 		}
 		/*
 		use tInstance
 		{
 			tInstance_get as public getInstance;
-			static::$counter++;
+
 		*/
-			if(static::$counter < 4)
+
-			{
+
-				//var_dump(self::getInstance() instanceOf Foo); // trigger infinity... why?
+
-				var_dump(self::getInstance()); 			// void (displays nothing)
+
-				var_dump(self::$instances);			// void (displays nothing) when calling self::getInstance()
+
-				return;
+
-			}
+		private function __staticconstruct()
 		{
-			var_dump(self::$instances);
+			var_dump(self::getInstance() instanceOf Foo);
-			var_dump(debug_backtrace(0, 4));
+			return $this;
-			die();
+
 	}