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! { dg-do compile }
! { dg-options "-fopenmp" }
subroutine collapse1
integer :: i, j, k, a(1:3, 4:6, 5:7)
real :: r
logical :: l
integer, save :: thr
!$omp threadprivate (thr)
l = .false.
a(:, :, :) = 0
!$omp parallel do collapse(4) schedule(static, 4) ! { dg-error "not enough DO loops for collapsed" }
do i = 1, 3
do j = 4, 6
do k = 5, 7
a(i, j, k) = i + j + k
end do
end do
end do
!$omp parallel do collapse(2)
do i = 1, 5, 2
do j = i + 1, 7, i ! { dg-error "collapsed loops don.t form rectangular iteration space" }
end do
end do
!$omp parallel do collapse(2) shared(j)
do i = 1, 3
do j = 4, 6 ! { dg-error "iteration variable present on clause other than PRIVATE or LASTPRIVATE" }
end do
end do
!$omp parallel do collapse(2)
do i = 1, 3
do j = 4, 6
end do
k = 4 ! { dg-error "loops not perfectly nested" }
end do
!$omp parallel do collapse(2)
do i = 1, 3
do ! { dg-error "cannot be a DO WHILE or DO without loop control" }
end do
end do
!$omp parallel do collapse(2)
do i = 1, 3
do r = 4, 6 ! { dg-warning "must be integer" }
end do
end do
end subroutine collapse1
subroutine collapse1_2
integer :: i
!$omp parallel do collapse(2)
do i = -6, 6 ! { dg-error "cannot be redefined inside loop beginning" }
do i = 4, 6 ! { dg-error "collapsed loops don.t form rectangular iteration space|cannot be redefined" }
end do
end do
end subroutine collapse1_2
! { dg-error "iteration variable must be of type integer" "integer" { target *-*-* } 43 }
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