[flang-commits] [flang] [Flang] Remove redundant check for CrayPointer (PR #123171)

Thirumalai Shaktivel via flang-commits flang-commits at lists.llvm.org
Thu Jan 16 19:26:15 PST 2025


Thirumalai-Shaktivel wrote:

Here is another example, that I was trying to compile and make it work
Godbolt: https://godbolt.org/z/MbYTx67KT
```fortran
subroutine test_cray_pointer_usage
  implicit none
  real(8) :: var(*), pointee(2)
  pointer(ivar, var)

  pointee = 42.0
  ivar = loc(pointee)

  !$omp parallel num_threads(2) default(none)
    ! ERROR: The DEFAULT(NONE) clause requires that the Cray Pointer 'ivar' must be listed in a data-sharing attribute clause
    print *, var(1)
  !$omp end parallel

  ! ERROR: Cray Pointee 'var' may not appear in PRIVATE clause, use Cray Pointer 'ivar' instead
  !$omp parallel num_threads(2) default(none) private(var)
    print *, var(1)
  !$omp end parallel

  !$omp parallel num_threads(2) default(none) firstprivate(ivar)
    print *, var(1)
  !$omp end parallel

  !$omp parallel num_threads(2) default(private) shared(ivar)
    print *, var(1)
  !$omp end parallel
end subroutine test_cray_pointer_usage
```

https://github.com/llvm/llvm-project/pull/123171


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