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diff --git a/libgomp/testsuite/libgomp.fortran/lock-2.f90 b/libgomp/testsuite/libgomp.fortran/lock-2.f90
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+++ b/libgomp/testsuite/libgomp.fortran/lock-2.f90
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+! { dg-do run }
+
+ use omp_lib
+
+ integer (kind = omp_nest_lock_kind) :: lock
+ logical :: l
+
+ l = .false.
+ call omp_init_nest_lock (lock)
+!$omp parallel num_threads (1) reduction (.or.:l)
+ if (omp_test_nest_lock (lock) .ne. 1) call abort
+ if (omp_test_nest_lock (lock) .ne. 2) call abort
+!$omp task if (.false.) shared (lock, l)
+ if (omp_test_nest_lock (lock) .ne. 0) l = .true.
+!$omp end task
+!$omp taskwait
+ if (omp_test_nest_lock (lock) .ne. 3) l = .true.
+ call omp_unset_nest_lock (lock)
+ call omp_unset_nest_lock (lock)
+ call omp_unset_nest_lock (lock)
+!$omp end parallel
+ if (l) call abort
+ call omp_destroy_nest_lock (lock)
+end