llvm-project/flang/test/Semantics/omp-atomic.f90

59 lines
1.1 KiB
Fortran

! RUN: %python %S/test_errors.py %s %flang -fopenmp
use omp_lib
! Check OpenMP 2.13.6 atomic Construct
a = 1.0
!$omp parallel num_threads(4)
!$omp atomic seq_cst, read
b = a
!$omp atomic seq_cst write
a = b
!$omp end atomic
!$omp atomic read acquire hint(OMP_LOCK_HINT_CONTENDED)
a = b
!$omp atomic release hint(OMP_LOCK_HINT_UNCONTENDED) write
a = b
!$omp atomic capture seq_cst
b = a
a = a + 1
!$omp end atomic
!$omp atomic hint(1) acq_rel capture
b = a
a = a + 1
!$omp end atomic
!ERROR: expected end of line
!$omp atomic read write
a = a + 1
!$omp atomic
a = a + 1
!ERROR: expected 'UPDATE'
!ERROR: expected 'WRITE'
!ERROR: expected 'CAPTURE'
!ERROR: expected 'READ'
!$omp atomic num_threads(4)
a = a + 1
!ERROR: expected end of line
!$omp atomic capture num_threads(4)
a = a + 1
!$omp atomic relaxed
a = a + 1
!ERROR: expected 'UPDATE'
!ERROR: expected 'WRITE'
!ERROR: expected 'CAPTURE'
!ERROR: expected 'READ'
!$omp atomic num_threads write
a = a + 1
!$omp end parallel
end