1.23
2.0
acw/focus-triggers
main
test-branch
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| 1 | !!!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~!!!
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| 2 | !!! Copyright (c) 2017-20, Lawrence Livermore National Security, LLC
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| 3 | !!! and DataRaceBench project contributors. See the DataRaceBench/COPYRIGHT file for details.
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| 4 | !!!
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| 5 | !!! SPDX-License-Identifier: (BSD-3-Clause)
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| 6 | !!!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~!!!
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| 7 |
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| 8 | !Test if the semantics of omp_get_thread_num() is correctly recognized.
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| 9 | !Thread with id 0 writes numThreads while other threads read it, causing data races.
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| 10 | !Data race pair: numThreads@22 vs. numThreads@24.
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| 11 |
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| 12 |
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| 13 | program DRB075_getthreadnum_orig_yes
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| 14 | use omp_lib
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| 15 | implicit none
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| 16 |
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| 17 | integer :: numThreads
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| 18 | numThreads = 0
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| 19 |
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| 20 | !$omp parallel
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| 21 | if ( omp_get_thread_num()==0 ) then
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| 22 | numThreads = omp_get_num_threads();
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| 23 | else
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| 24 | print*,'numThreads =',numThreads
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| 25 | end if
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| 26 | !$omp endparallel
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| 27 | end program
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