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Treat abstract ctors the same, regardless of origin

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Abstract ctor signatures should always be respected by all children,
independently of whether it comes from an interface or an abstract
class. Previously abstract ctor signatures (if they didn't come from
an interface) were only checked to one level of inheritance.
This commit is contained in:
Nikita Popov 2019-03-27 18:09:09 +01:00
parent d1e5006c14
commit 0585548106
3 changed files with 23 additions and 5 deletions
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8
Zend/zend_inheritance.c
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@ -597,11 +597,11 @@ static void do_inheritance_check_on_method(zend_function *child, zend_function *
proto = parent;
}
} else if (proto) {
if (proto->common.scope->ce_flags & ZEND_ACC_INTERFACE) {
/* ctors only have a prototype if it comes from an interface */
/* and if that is the case, we want to check inheritance against it */
/* ctors only have a prototype if is abstract (or comes from an interface) */
/* and if that is the case, we want to check inheritance against it */
if (proto->common.fn_flags & ZEND_ACC_ABSTRACT) {
parent = proto;
} else if (!(proto->common.fn_flags & ZEND_ACC_ABSTRACT)) {
} else {
break;
}
} else {