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4.4 Technical Specification 18508 Status

GNU Fortran supports the following new features of the Technical Specification 18508 on Additional Parallel Features in Fortran:

  • The new atomic ADD, CAS, FETCH and ADD/OR/XOR, OR and XOR intrinsics.
  • The CO_MIN and CO_MAX and SUM reduction intrinsics. And the CO_BROADCAST and CO_REDUCE intrinsic, except that those do not support polymorphic types or types with allocatable, pointer or polymorphic components.
  • Events (EVENT POST, EVENT WAIT, EVENT_QUERY)
  • Failed images (FAIL IMAGE, IMAGE_STATUS, FAILED_IMAGES, STOPPED_IMAGES)

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https://gcc.gnu.org/onlinedocs/gcc-7.1.0/gfortran/TS-18508-status.html