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! PR fortran/104949
module m
use omp_lib
implicit none (type, external)
contains
subroutine one
integer, allocatable :: x(:)
integer :: i
do i = 1, omp_get_num_devices() + 1
!$omp target firstprivate(x)
if (allocated(x)) error stop
!$omp end target
if (allocated(x)) error stop
end do
do i = 1, omp_get_num_devices() + 1
!$omp target firstprivate(x, i)
if (allocated(x)) error stop
x = [10,20,30,40] + i
if (any (x /= [10,20,30,40] + i)) error stop
! This leaks memory!
! deallocate(x)
!$omp end target
if (allocated(x)) error stop
end do
x = [1,2,3,4]
do i = 1, omp_get_num_devices() + 1
!$omp target firstprivate(x, i)
if (i <= 0) error stop
if (.not.allocated(x)) error stop
if (size(x) /= 4) error stop
if (lbound(x,1) /= 1) error stop
if (any (x /= [1,2,3,4])) error stop
! no reallocation, just malloced + assignment
x = [10,20,30,40] + i
if (any (x /= [10,20,30,40] + i)) error stop
! This leaks memory!
! deallocate(x)
!$omp end target
if (.not.allocated(x)) error stop
if (size(x) /= 4) error stop
if (lbound(x,1) /= 1) error stop
if (any (x /= [1,2,3,4])) error stop
end do
deallocate(x)
end
subroutine two
character(len=:), allocatable :: x(:)
character(len=5) :: str
integer :: i
str = "abcde" ! work around for PR fortran/91544
do i = 1, omp_get_num_devices() + 1
!$omp target firstprivate(x)
if (allocated(x)) error stop
!$omp end target
if (allocated(x)) error stop
end do
do i = 1, omp_get_num_devices() + 1
!$omp target firstprivate(x, i)
if (allocated(x)) error stop
! no reallocation, just malloced + assignment
x = [character(len=2+i) :: str,"fhji","klmno"]
if (len(x) /= 2+i) error stop
if (any (x /= [character(len=2+i) :: str,"fhji","klmno"])) error stop
! This leaks memory!
! deallocate(x)
!$omp end target
if (allocated(x)) error stop
end do
x = [character(len=4) :: "ABCDE","FHJI","KLMNO"]
do i = 1, omp_get_num_devices() + 1
!$omp target firstprivate(x, i)
if (i <= 0) error stop
if (.not.allocated(x)) error stop
if (size(x) /= 3) error stop
if (lbound(x,1) /= 1) error stop
if (len(x) /= 4) error stop
if (any (x /= [character(len=4) :: "ABCDE","FHJI","KLMNO"])) error stop
!! Reallocation runs into the issue PR fortran/105538
!!
!!x = [character(len=2+i) :: str,"fhji","klmno"]
!!if (len(x) /= 2+i) error stop
!!if (any (x /= [character(len=2+i) :: str,"fhji","klmno"])) error stop
!! This leaks memory!
!! deallocate(x)
! Just assign:
x = [character(len=4) :: "abcde","fhji","klmno"]
if (any (x /= [character(len=4) :: "abcde","fhji","klmno"])) error stop
!$omp end target
if (.not.allocated(x)) error stop
if (lbound(x,1) /= 1) error stop
if (size(x) /= 3) error stop
if (len(x) /= 4) error stop
if (any (x /= [character(len=4) :: "ABCDE","FHJI","KLMNO"])) error stop
end do
deallocate(x)
end
end module m
use m
call one
call two
end
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