PHP_FUNCTION(wat){
    zend_class_entry *destination_class = NULL;
    zend_class_entry *extensions_trait = NULL;
    if(
        zend_parse_parameters(
            ZEND_NUM_ARGS() TSRMLS_CC,
            "CC",
            &destination_class,
            &extensions_trait
  		) == FAILURE
    ){
        RETURN_STRING("LOL");
    }
    zend_do_implement_trait(destination_class, extensions_trait);
    RETURN_STRING("YAY");
}





trait Foo{
    function qux(){ return "ITSALIIIVE"; }
}
class Bar{}
var_dump(\wat(Bar::CLASS, Foo::CLASS));
$x = new Bar();
var_dump($x->qux());