ZEND_ADD_STRING   170 ext/opcache/Optimizer/pass1_5.c 		case ZEND_ADD_STRING:
ZEND_ADD_STRING   185 ext/opcache/Optimizer/pass1_5.c 				while (next_op->opcode == ZEND_ADD_STRING || next_op->opcode == ZEND_ADD_CHAR) {
ZEND_ADD_STRING   210 ext/opcache/Optimizer/pass1_5.c 					opline->opcode = ZEND_ADD_STRING;
ZEND_ADD_STRING   220 ext/opcache/Optimizer/pass1_5.c 					if (next_op->opcode == ZEND_ADD_STRING) {