1! { dg-do run }
2use omp_lib
3  call test_parallel
4  call test_do
5  call test_sections
6  call test_single
7
8contains
9  subroutine test_parallel
10    integer :: a, b, c, e, f, g, i, j
11    integer, dimension (20) :: d
12    logical :: h
13    a = 6
14    b = 8
15    c = 11
16    d(:) = -1
17    e = 13
18    f = 24
19    g = 27
20    h = .false.
21    i = 1
22    j = 16
23!$omp para&
24!$omp&llel &
25!$omp if (a .eq. 6) private (b, c) shared (d) private (e) &
26  !$omp firstprivate(f) num_threads (a - 1) first&
27!$ompprivate(g)default (shared) reduction (.or. : h) &
28!$omp reduction(*:i)
29    if (i .ne. 1) h = .true.
30    i = 2
31    if (f .ne. 24) h = .true.
32    if (g .ne. 27) h = .true.
33    e = 7
34    b = omp_get_thread_num ()
35    if (b .eq. 0) j = 24
36    f = b
37    g = f
38    c = omp_get_num_threads ()
39    if (c .gt. a - 1 .or. c .le. 0) h = .true.
40    if (b .ge. c) h = .true.
41    d(b + 1) = c
42    if (f .ne. g .or. f .ne. b) h = .true.
43!$omp endparallel
44    if (h) call abort
45    if (a .ne. 6) call abort
46    if (j .ne. 24) call abort
47    if (d(1) .eq. -1) call abort
48    e = 1
49    do g = 1, d(1)
50      if (d(g) .ne. d(1)) call abort
51      e = e * 2
52    end do
53    if (e .ne. i) call abort
54  end subroutine test_parallel
55
56  subroutine test_do_orphan
57    integer :: k, l
58!$omp parallel do private (l)
59    do 600 k = 1, 16, 2
60600   l = k
61  end subroutine test_do_orphan
62
63  subroutine test_do
64    integer :: i, j, k, l, n
65    integer, dimension (64) :: d
66    logical :: m
67
68    j = 16
69    d(:) = -1
70    m = .true.
71    n = 24
72!$omp parallel num_threads (4) shared (i, k, d) private (l) &
73!$omp&reduction (.and. : m)
74    if (omp_get_thread_num () .eq. 0) then
75      k = omp_get_num_threads ()
76    end if
77    call test_do_orphan
78!$omp do schedule (static) firstprivate (n)
79    do 200 i = 1, j
80      if (i .eq. 1 .and. n .ne. 24) call abort
81      n = i
82200   d(n) = omp_get_thread_num ()
83!$omp enddo nowait
84
85!$omp do lastprivate (i) schedule (static, 5)
86    do 201 i = j + 1, 2 * j
87201   d(i) = omp_get_thread_num () + 1024
88    ! Implied omp end do here
89
90    if (i .ne. 33) m = .false.
91
92!$omp do private (j) schedule (dynamic)
93    do i = 33, 48
94      d(i) = omp_get_thread_num () + 2048
95    end do
96!$omp end do nowait
97
98!$omp do schedule (runtime)
99    do i = 49, 4 * j
100      d(i) = omp_get_thread_num () + 4096
101    end do
102    ! Implied omp end do here
103!$omp end parallel
104    if (.not. m) call abort
105
106    j = 0
107    do i = 1, 64
108      if (d(i) .lt. j .or. d(i) .ge. j + k) call abort
109      if (i .eq. 16) j = 1024
110      if (i .eq. 32) j = 2048
111      if (i .eq. 48) j = 4096
112    end do
113  end subroutine test_do
114
115  subroutine test_sections
116    integer :: i, j, k, l, m, n
117    i = 9
118    j = 10
119    k = 11
120    l = 0
121    m = 0
122    n = 30
123    call omp_set_dynamic (.false.)
124    call omp_set_num_threads (4)
125!$omp parallel num_threads (4)
126!$omp sections private (i) firstprivate (j, k) lastprivate (j) &
127!$omp& reduction (+ : l, m)
128!$omp section
129    i = 24
130    if (j .ne. 10 .or. k .ne. 11 .or. m .ne. 0) l = 1
131    m = m + 4
132!$omp section
133    i = 25
134    if (j .ne. 10 .or. k .ne. 11) l = 1
135    m = m + 6
136!$omp section
137    i = 26
138    if (j .ne. 10 .or. k .ne. 11) l = 1
139    m = m + 8
140!$omp section
141    i = 27
142    if (j .ne. 10 .or. k .ne. 11) l = 1
143    m = m + 10
144    j = 271
145!$omp end sections nowait
146!$omp sections lastprivate (n)
147!$omp section
148    n = 6
149!$omp section
150    n = 7
151!$omp endsections
152!$omp end parallel
153    if (j .ne. 271 .or. l .ne. 0) call abort
154    if (m .ne. 4 + 6 + 8 + 10) call abort
155    if (n .ne. 7) call abort
156  end subroutine test_sections
157
158  subroutine test_single
159    integer :: i, j, k, l
160    logical :: m
161    i = 200
162    j = 300
163    k = 400
164    l = 500
165    m = .false.
166!$omp parallel num_threads (4), private (i, j), reduction (.or. : m)
167    i = omp_get_thread_num ()
168    j = omp_get_thread_num ()
169!$omp single private (k)
170    k = 64
171!$omp end single nowait
172!$omp single private (k) firstprivate (l)
173    if (i .ne. omp_get_thread_num () .or. i .ne. j) then
174      j = -1
175    else
176      j = -2
177    end if
178    if (l .ne. 500) j = -1
179    l = 265
180!$omp end single copyprivate (j)
181    if (i .ne. omp_get_thread_num () .or. j .ne. -2) m = .true.
182!$omp endparallel
183    if (m) call abort
184  end subroutine test_single
185end
186