RES_NEVER_USED   1851 ext/opcache/Optimizer/block_pass.c # define RES_NEVER_USED(opline) (opline->result_type == IS_UNUSED || NEVER_USED(opline->result))
RES_NEVER_USED   1863 ext/opcache/Optimizer/block_pass.c # define RES_NEVER_USED(opline) (ZEND_RESULT_TYPE(opline) == IS_UNUSED || NEVER_USED(opline->result))