returns_reference 2816 Zend/zend_compile.c 	zend_bool returns_reference = (CG(active_op_array)->fn_flags & ZEND_ACC_RETURN_REFERENCE) != 0;
returns_reference 2821 Zend/zend_compile.c 		if (returns_reference && !zend_is_function_or_method_call(expr)) {
returns_reference 2853 Zend/zend_compile.c 	opline->opcode = returns_reference ? ZEND_RETURN_BY_REF : ZEND_RETURN;