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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

114 lines
3.0 KiB
Fortran

! RUN: %python %S/../test_errors.py %s %flang_fc1 -fopenmp
! OpenMP Version 5.2
! 5.1.1 - Variables Referenced in a Construct
! Copyprivate must accept variables that are predetermined as private.
module m1
integer :: m
end module
program omp_copyprivate
use m1
implicit none
integer :: i
integer, save :: j
integer :: k
common /c/ k
real, parameter :: pi = 3.14
integer :: a1(10)
! Local variables are private.
!$omp single
i = 123
!$omp end single copyprivate(i)
!$omp single
!$omp end single copyprivate(a1)
! Variables with the SAVE attribute are not private.
!$omp single
!ERROR: COPYPRIVATE variable 'j' is not PRIVATE or THREADPRIVATE in outer context
!$omp end single copyprivate(j)
! Common block variables are not private.
!$omp single
!ERROR: COPYPRIVATE variable 'k' is not PRIVATE or THREADPRIVATE in outer context
!$omp end single copyprivate(/c/)
!$omp single
!ERROR: COPYPRIVATE variable 'k' is not PRIVATE or THREADPRIVATE in outer context
!$omp end single copyprivate(k)
! Module variables are not private.
!$omp single
!ERROR: COPYPRIVATE variable 'm' is not PRIVATE or THREADPRIVATE in outer context
!$omp end single copyprivate(m)
! Parallel can make a variable shared.
!$omp parallel
!$omp single
i = 456
!ERROR: COPYPRIVATE variable 'i' is not PRIVATE or THREADPRIVATE in outer context
!$omp end single copyprivate(i)
call sub(j, a1)
!$omp end parallel
!$omp parallel shared(i)
!$omp single
i = 456
!ERROR: COPYPRIVATE variable 'i' is not PRIVATE or THREADPRIVATE in outer context
!$omp end single copyprivate(i)
!$omp end parallel
!FIXME: an error should be emitted in this case.
! copyprivate(i) should be considered as a reference to i and a new
! symbol should be created in `parallel` scope, for this case to be
! handled properly.
!$omp parallel
!$omp single
!$omp end single copyprivate(i)
!$omp end parallel
! Named constants are shared.
!$omp single
!ERROR: COPYPRIVATE variable 'pi' is not PRIVATE or THREADPRIVATE in outer context
!ERROR: 'pi' must be a variable
!$omp end single copyprivate(pi)
!$omp parallel do
do i = 1, 10
!$omp parallel
!$omp single
j = i
!ERROR: COPYPRIVATE variable 'i' is not PRIVATE or THREADPRIVATE in outer context
!$omp end single copyprivate(i)
!$omp end parallel
end do
!$omp end parallel do
contains
subroutine sub(s1, a)
integer :: s1
integer :: a(:)
! Dummy argument.
!$omp single
!$omp end single copyprivate(s1)
! Assumed shape arrays are shared.
!$omp single
!ERROR: COPYPRIVATE variable 'a' is not PRIVATE or THREADPRIVATE in outer context
!$omp end single copyprivate(a)
end subroutine
integer function fun(f1)
integer :: f1
! Dummy argument.
!$omp single
!$omp end single copyprivate(f1)
! Function result is private.
!$omp single
!$omp end single copyprivate(fun)
end function
end program