ZEND_FETCH_DIM_IS 6173 Zend/zend_compile.c 			case ZEND_FETCH_DIM_IS:
ZEND_FETCH_DIM_IS 1240 Zend/zend_vm_def.h ZEND_VM_HANDLER(90, ZEND_FETCH_DIM_IS, VAR|CV, CONST|TMP|VAR|CV)
ZEND_FETCH_DIM_IS  248 ext/opcache/Optimizer/zend_optimizer.c 			case ZEND_FETCH_DIM_IS: