## OpenACC™ host_data directive

  Delineates a block of code, identifying scalars and arrays in accelerator memory whose addresses will be available to the host.

`!$acc host_data` [clause [, clause ...]] block `!$acc end host_data` | `#pragma acc host_data` [clause [, clause ...]] block

The sole supported clause is `use_device.`

For more information, see Section 2.6 of The OpenACC™ Application Programming Interface, Version 1.0, available from http://www.openacc-standard.org.

OpenACC™ Application Programming Interface Version 1.0