source: CIVL/examples/omp/dataracebench-1.3.2/micro-benchmarks-fortran/DRB123-taskundeferred-orig-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: 883 bytes
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[e3f356c]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!A single thread will spawn all the tasks. Add if(0) to avoid the data race, undeferring the tasks.
9!Data Race Pairs, var@21:9 and var@21:15
10
11program DRB123_taskundeferred_orig_yes
12 use omp_lib
13 implicit none
14
15 integer :: var, i
16 var = 0
17
18 !$omp parallel sections
19 do i = 1, 10
20 !$omp task shared(var)
21 var = var+1;
22 !$omp end task
23 end do
24 !$omp end parallel sections
25
26 print 100, var
27 100 format ('var =', 3i8)
28end program
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