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/GNU Fortran 7

10.5 OpenACC Module OPENACC

Standard:

OpenACC Application Programming Interface v2.0

The OpenACC Fortran runtime library routines are provided both in a form of a Fortran 90 module, named OPENACC, and in form of a Fortran include file named openacc_lib.h. The procedures provided by OPENACC can be found in the Introduction in GNU Offloading and Multi Processing Runtime Library manual, the named constants defined in the modules are listed below.

For details refer to the actual OpenACC Application Programming Interface v2.0.

OPENACC provides the scalar default-integer named constant openacc_version with a value of the form yyyymm, where yyyy is the year and mm the month of the OpenACC version; for OpenACC v2.0 the value is 201306.

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https://gcc.gnu.org/onlinedocs/gcc-7.1.0/gfortran/OpenACC-Module-OPENACC.html