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Fix GH-12380: JIT+private array property access inside closure accesses private property in child class #12381

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Fix GH-12380: JIT+private array property access inside closure accesses private property in child class #12381

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6 changes: 5 additions & 1 deletion ext/opcache/jit/zend_jit.c
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Original file line number Diff line number Diff line change
Expand Up @@ -650,7 +650,11 @@ static zend_property_info* zend_get_known_property_info(const zend_op_array *op_
return info;
} else if (on_this) {
if (ce == info->ce) {
return info;
if (ce == op_array->scope) {
return info;
} else {
return NULL;
}
} else if ((info->flags & ZEND_ACC_PROTECTED)
&& instanceof_function_slow(ce, info->ce)) {
return info;
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62 changes: 62 additions & 0 deletions ext/opcache/tests/jit/gh12380.phpt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,62 @@
--TEST--
GH-12380: JIT+private array property access inside closure accesses private property in child class
--INI--
opcache.enable=1
opcache.enable_cli=1
opcache.file_update_protection=0
opcache.jit_buffer_size=1M
opcache.protect_memory=1
opcache.jit=tracing
opcache.jit_hot_loop=1
opcache.jit_hot_func=1
opcache.jit_hot_return=1
opcache.jit_hot_side_exit=1
--EXTENSIONS--
opcache
--FILE--
<?php

abstract class a
{
private int $v = 1;

public function test(): void
{
var_dump($this->v);
(function (): void {
var_dump($this->v);
})();
}
}

final class b extends a {
private int $v = 0;
}
$a = new b;

for ($i = 0; $i < 10; $i++) {
$a->test();
}

?>
--EXPECT--
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)
int(1)