source: CIVL/examples/omp/dataracebench-1.3.2/micro-benchmarks-fortran/DRB153-missinglock2-orig-gpu-yes.f95

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Last change on this file was ea777aa, checked in by Alex Wilton <awilton@…>, 3 years ago

Moved examples, include, build_default.properties, common.xml, and README out from dev.civl.com into the root of the repo.

git-svn-id: svn://vsl.cis.udel.edu/civl/trunk@5704 fb995dde-84ed-4084-dfe6-e5aef3e2452c

  • Property mode set to 100755
File size: 941 bytes
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1!!!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~!!!
2!!! Copyright (c) 2017-20, Lawrence Livermore National Security, LLC
3!!! and DataRaceBench project contributors. See the DataRaceBench/COPYRIGHT file for details.
4!!!
5!!! SPDX-License-Identifier: (BSD-3-Clause)
6!!!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~!!!
7
8!Concurrent access of var@22:5 in an intra region. Missing Lock leads to intra region data race.
9!Data Race pairs, var@22:13 and var@22:19.
10
11program DRB153_missinglock2_orig_gpu_yes
12 use omp_lib
13 implicit none
14
15 integer :: var, i
16 var = 0
17
18 !$omp target map(tofrom:var) device(0)
19 !$omp teams num_teams(1)
20 !$omp distribute parallel do
21 do i = 1, 100
22 var = var + 1
23 end do
24 !$omp end distribute parallel do
25 !$omp end teams
26 !$omp end target
27
28 print*, var
29end program
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