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diff --git a/libgomp/testsuite/libgomp.fortran/reduction1.f90 b/libgomp/testsuite/libgomp.fortran/reduction1.f90
new file mode 100644
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+++ b/libgomp/testsuite/libgomp.fortran/reduction1.f90
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+! { dg-do run }
+!$ use omp_lib
+
+  integer :: i, ia (6), n, cnt
+  real :: r, ra (4)
+  double precision :: d, da (5)
+  complex :: c, ca (3)
+  logical :: v
+
+  i = 1
+  ia = 2
+  r = 3
+  ra = 4
+  d = 5.5
+  da = 6.5
+  c = cmplx (7.5, 1.5)
+  ca = cmplx (8.5, -3.0)
+  v = .false.
+  cnt = -1
+
+!$omp parallel num_threads (3) private (n) reduction (.or.:v) &
+!$omp & reduction (+:i, ia, r, ra, d, da, c, ca)
+!$ if (i .ne. 0 .or. any (ia .ne. 0)) v = .true.
+!$ if (r .ne. 0 .or. any (ra .ne. 0)) v = .true.
+!$ if (d .ne. 0 .or. any (da .ne. 0)) v = .true.
+!$ if (c .ne. cmplx (0) .or. any (ca .ne. cmplx (0))) v = .true.
+  n = omp_get_thread_num ()
+  if (n .eq. 0) then
+    cnt = omp_get_num_threads ()
+    i = 4
+    ia(3:5) = -2
+    r = 5
+    ra(1:2) = 6.5
+    d = -2.5
+    da(2:4) = 8.5
+    c = cmplx (2.5, -3.5)
+    ca(1) = cmplx (4.5, 5)
+  else if (n .eq. 1) then
+    i = 2
+    ia(4:6) = 5
+    r = 1
+    ra(2:4) = -1.5
+    d = 8.5
+    da(1:3) = 2.5
+    c = cmplx (0.5, -3)
+    ca(2:3) = cmplx (-1, 6)
+  else
+    i = 1
+    ia = 1
+    r = -1
+    ra = -1
+    d = 1
+    da = -1
+    c = 1
+    ca = cmplx (-1, 0)
+  end if
+!$omp end parallel
+  if (v) call abort
+  if (cnt .eq. 3) then
+    if (i .ne. 8 .or. any (ia .ne. (/3, 3, 1, 6, 6, 8/))) call abort
+    if (r .ne. 8 .or. any (ra .ne. (/9.5, 8.0, 1.5, 1.5/))) call abort
+    if (d .ne. 12.5 .or. any (da .ne. (/8.0, 16.5, 16.5, 14.0, 5.5/))) call abort
+    if (c .ne. cmplx (11.5, -5)) call abort
+    if (ca(1) .ne. cmplx (12, 2)) call abort
+    if (ca(2) .ne. cmplx (6.5, 3) .or. ca(2) .ne. ca(3)) call abort
+  end if
+
+  i = 1
+  ia = 2
+  r = 3
+  ra = 4
+  d = 5.5
+  da = 6.5
+  c = cmplx (7.5, 1.5)
+  ca = cmplx (8.5, -3.0)
+  v = .false.
+  cnt = -1
+
+!$omp parallel num_threads (3) private (n) reduction (.or.:v) &
+!$omp & reduction (-:i, ia, r, ra, d, da, c, ca)
+!$ if (i .ne. 0 .or. any (ia .ne. 0)) v = .true.
+!$ if (r .ne. 0 .or. any (ra .ne. 0)) v = .true.
+!$ if (d .ne. 0 .or. any (da .ne. 0)) v = .true.
+!$ if (c .ne. cmplx (0) .or. any (ca .ne. cmplx (0))) v = .true.
+  n = omp_get_thread_num ()
+  if (n .eq. 0) then
+    cnt = omp_get_num_threads ()
+    i = 4
+    ia(3:5) = -2
+    r = 5
+    ra(1:2) = 6.5
+    d = -2.5
+    da(2:4) = 8.5
+    c = cmplx (2.5, -3.5)
+    ca(1) = cmplx (4.5, 5)
+  else if (n .eq. 1) then
+    i = 2
+    ia(4:6) = 5
+    r = 1
+    ra(2:4) = -1.5
+    d = 8.5
+    da(1:3) = 2.5
+    c = cmplx (0.5, -3)
+    ca(2:3) = cmplx (-1, 6)
+  else
+    i = 1
+    ia = 1
+    r = -1
+    ra = -1
+    d = 1
+    da = -1
+    c = 1
+    ca = cmplx (-1, 0)
+  end if
+!$omp end parallel
+  if (v) call abort
+  if (cnt .eq. 3) then
+    if (i .ne. 8 .or. any (ia .ne. (/3, 3, 1, 6, 6, 8/))) call abort
+    if (r .ne. 8 .or. any (ra .ne. (/9.5, 8.0, 1.5, 1.5/))) call abort
+    if (d .ne. 12.5 .or. any (da .ne. (/8.0, 16.5, 16.5, 14.0, 5.5/))) call abort
+    if (c .ne. cmplx (11.5, -5)) call abort
+    if (ca(1) .ne. cmplx (12, 2)) call abort
+    if (ca(2) .ne. cmplx (6.5, 3) .or. ca(2) .ne. ca(3)) call abort
+  end if
+
+  i = 1
+  ia = 2
+  r = 4
+  ra = 8
+  d = 16
+  da = 32
+  c = 2
+  ca = cmplx (0, 2)
+  v = .false.
+  cnt = -1
+
+!$omp parallel num_threads (3) private (n) reduction (.or.:v) &
+!$omp & reduction (*:i, ia, r, ra, d, da, c, ca)
+!$ if (i .ne. 1 .or. any (ia .ne. 1)) v = .true.
+!$ if (r .ne. 1 .or. any (ra .ne. 1)) v = .true.
+!$ if (d .ne. 1 .or. any (da .ne. 1)) v = .true.
+!$ if (c .ne. cmplx (1) .or. any (ca .ne. cmplx (1))) v = .true.
+  n = omp_get_thread_num ()
+  if (n .eq. 0) then
+    cnt = omp_get_num_threads ()
+    i = 3
+    ia(3:5) = 2
+    r = 0.5
+    ra(1:2) = 2
+    d = -1
+    da(2:4) = -2
+    c = 2.5
+    ca(1) = cmplx (-5, 0)
+  else if (n .eq. 1) then
+    i = 2
+    ia(4:6) = -2
+    r = 8
+    ra(2:4) = -0.5
+    da(1:3) = -1
+    c = -3
+    ca(2:3) = cmplx (0, -1)
+  else
+    ia = 2
+    r = 0.5
+    ra = 0.25
+    d = 2.5
+    da = -1
+    c = cmplx (0, -1)
+    ca = cmplx (-1, 0)
+  end if
+!$omp end parallel
+  if (v) call abort
+  if (cnt .eq. 3) then
+    if (i .ne. 6 .or. any (ia .ne. (/4, 4, 8, -16, -16, -8/))) call abort
+    if (r .ne. 8 .or. any (ra .ne. (/4., -2., -1., -1./))) call abort
+    if (d .ne. -40 .or. any (da .ne. (/32., -64., -64., 64., -32./))) call abort
+    if (c .ne. cmplx (0, 15)) call abort
+    if (ca(1) .ne. cmplx (0, 10)) call abort
+    if (ca(2) .ne. cmplx (-2, 0) .or. ca(2) .ne. ca(3)) call abort
+  end if
+end