function f() {
	return (  
		 x   )=>x;
}

function f2() {
	return ( 
	 
		 x   )=>x;
}


function f3() {
	return ( 
	 
		 x              
         )=>x;
}

(function () {
    return(  
         v   ) => v
});
(function () {
    return/**/(
         
     /**/ v    /**/ 
    )/**/=> v
});
(function* () {
    yield(  
 v   )=>v;
});
(function* () {
    throw(  
 v   )=>v;
});
