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Fixed bug #78689

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This commit is contained in:
Nikita Popov 2019-10-29 15:05:59 +01:00
parent 2bdb13a1f7
commit f9895b4bf5
3 changed files with 23 additions and 1 deletions
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2
NEWS
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@ -7,6 +7,8 @@ PHP NEWS
Lundin)
. Fixed bug #78752 (Segfault if GC triggered while generator stack frame is
being destroyed). (Nikita)
. Fixed bug #78689 (Closure::fromCallable() doesn't handle
[Closure, '__invoke']). (Nikita)
- COM:
. Fixed bug #78694 (Appending to a variant array causes segfault). (cmb)

13
Zend/tests/bug78689.phpt Normal file
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@ -0,0 +1,13 @@
--TEST--
Bug #78689: Closure::fromCallable() doesn't handle [Closure, '__invoke']
--FILE--
<?php
$a = [function () { echo "123\n"; }, '__invoke'];
$a();
$b = Closure::fromCallable($a);
$b();
?>
--EXPECT--
123
123

9
Zend/zend_closures.c
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@ -268,8 +268,15 @@ static int zend_create_closure_from_callable(zval *return_value, zval *callable,
mptr = fcc.function_handler;
if (mptr->common.fn_flags & ZEND_ACC_CALL_VIA_TRAMPOLINE) {
memset(&call, 0, sizeof(zend_internal_function));
/* For Closure::fromCallable([$closure, "__invoke"]) return $closure. */
if (fcc.object && fcc.object->ce == zend_ce_closure
&& zend_string_equals_literal(mptr->common.function_name, "__invoke")) {
ZVAL_OBJ(return_value, fcc.object);
zend_free_trampoline(mptr);
return SUCCESS;
}
memset(&call, 0, sizeof(zend_internal_function));
call.type = ZEND_INTERNAL_FUNCTION;
call.handler = zend_closure_call_magic;
call.function_name = mptr->common.function_name;