[php-src] Issue #8421: Attributes that target functions are not valid for anonymous functions defined within a method

Issue: https://github.com/php/php-src/issues/8421 Comment Author: nikic > > Hm, the [documentation](https://www.php.net/manual/en/language.attributes.classes.php) > > doesn't really specify this very well. Technically $this is > > bound in the closure which makes it more than a normal function, but it's also not a method, > > but TARGET_METHOD currently passes. @beberlei Do you have any > > opinions on this? Note that a static closure also only passes the > > TARGET_METHOD check. > > That was what I thought initially, but attributes are relevant to their target > structure/element, not their context. Agree, I think closures should use TARGET_FUNCTION. It should be possible to handle this with an additional check for ZEND_ACC_CLOSURE.