source: CIVL/examples/omp/dataracebench-1.3.2/micro-benchmarks-fortran/DRB129-mergeable-taskwait-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: 993 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!Taken from OpenMP Examples 5.0, example tasking.12.c
9!The created task will access different instances of the variable x if the task is not merged,
10!as x is firstprivate, but it will access the same variable x if the task is merged. It can
11!Data Race Pairs, x@22:5 and x@22:9
12!print two different values for x depending on the decisions taken by the implementation.
13
14program DRB129_mergeable_taskwait_orig_yes
15 use omp_lib
16 implicit none
17
18 integer :: x
19 x = 2
20
21 !$omp task mergeable
22 x = x+1
23 !$omp end task
24
25 print 100, x
26 100 format ('x =',3i8)
27end program
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