--TEST-- GC 033: Crash in GC while run with phpspec --INI-- zend.enable_gc = 1 --FILE-- a = array(); $a->a[0] = new Stdclass(); $a->a[0]->a = $a; $a->a[1] = &$a->a; /* remove the self-reference array out of roots */ gc_collect_cycles(); /* do unset */ unset($a); /* let's full the gc roots */ for ($i=0; $i<9999; $i++) { $b = range(0, 1); $b[0] = &$b; unset($b); } /* then $a will be freed, but $a->a[0] is not. reference to a freed $a */ var_dump(gc_collect_cycles()); ?> --EXPECT-- int(10002)