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From: "Joost.VandeVondele at mat dot ethz.ch" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug sanitizer/55561] TSAN crashes for Fortran
Date: Mon, 10 Dec 2012 12:53:00 -0000	[thread overview]
Message-ID: <bug-55561-4-6t8vEbpmOW@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-55561-4@http.gcc.gnu.org/bugzilla/>


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55561

--- Comment #9 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> 2012-12-10 12:53:22 UTC ---
(In reply to comment #8)
> gfortran -g  -fsanitize=thread -fPIC -pie PR55561.f90 

Thanks! yields the proper warning as expected.. 

> gfortran -g  -fopenmp -fsanitize=thread -fPIC -pie PR55561.f90 ; ./a.out
==================
WARNING: ThreadSanitizer: data race (pid=26592)
  Read of size 4 at 0x7fff74e67d6c by main thread:
    #0 MAIN__._omp_fn.0 PR55561.f90:0 (exe+0x000000000fff)
    #1 MAIN__ PR55561.f90:0 (exe+0x000000000e79)
    #2 main ??:0 (exe+0x000000000f75)

  Previous write of size 4 at 0x7fff74e67d6c by thread 1:
    #0 MAIN__._omp_fn.0 PR55561.f90:0 (exe+0x000000001020)
    #1 gomp_thread_start
/data/vjoost/gnu/gcc_trunk/obj/x86_64-unknown-linux-gnu/libgomp/../../../gcc/libgomp/team.c:116
(libgomp.so.1+0x000000008449)

  Thread 1 (tid=26593, running) created at:
    #0 pthread_create ??:0 (libtsan.so.0+0x00000001be6c)
    #1 gomp_team_start
/data/vjoost/gnu/gcc_trunk/obj/x86_64-unknown-linux-gnu/libgomp/../../../gcc/libgomp/team.c:440
(libgomp.so.1+0x0000000089f5)
    #2 main ??:0 (exe+0x000000000f75)

==================


  parent reply	other threads:[~2012-12-10 12:53 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-02  8:16 [Bug sanitizer/55561] New: " Joost.VandeVondele at mat dot ethz.ch
2012-12-02  9:21 ` [Bug sanitizer/55561] " dvyukov at google dot com
2012-12-02  9:30 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-02  9:36 ` dvyukov at google dot com
2012-12-02 10:28 ` kcc at gcc dot gnu.org
2012-12-02 21:11 ` jakub at gcc dot gnu.org
2012-12-03  7:42 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-10 12:44 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-10 12:47 ` pinskia at gcc dot gnu.org
2012-12-10 12:53 ` Joost.VandeVondele at mat dot ethz.ch [this message]
2012-12-10 12:57 ` dvyukov at google dot com
2012-12-10 12:59 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-10 15:07 ` dvyukov at google dot com
2012-12-10 15:56 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-11  9:48 ` [Bug sanitizer/55561] TSAN: Fortran/OMP yields false positives Joost.VandeVondele at mat dot ethz.ch
2012-12-25 19:30 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-25 20:23 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-26 19:35 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-29  9:33 ` dvyukov at google dot com
2012-12-29  9:38 ` dvyukov at google dot com
2012-12-29 10:13 ` dvyukov at google dot com
2012-12-29 10:21 ` dvyukov at google dot com
2012-12-30  9:03 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-30  9:58 ` dvyukov at google dot com
2012-12-30 10:11 ` dvyukov at google dot com
2012-12-30 14:53 ` Joost.VandeVondele at mat dot ethz.ch
2012-12-30 17:07 ` dvyukov at google dot com
2012-12-30 19:57 ` Joost.VandeVondele at mat dot ethz.ch
2013-01-01 17:14 ` Joost.VandeVondele at mat dot ethz.ch
2013-01-02  9:09 ` dvyukov at google dot com
2013-01-02  9:44 ` jakub at gcc dot gnu.org
2013-01-02 10:28 ` dvyukov at google dot com
2013-01-07 21:35 ` Joost.VandeVondele at mat dot ethz.ch
2013-01-08  9:17 ` dvyukov at google dot com
2013-01-10 11:27 ` Joost.VandeVondele at mat dot ethz.ch
2013-01-10 11:37 ` jakub at gcc dot gnu.org
2013-01-31  7:43 ` amodra at gmail dot com
2013-01-31 14:29 ` jakub at gcc dot gnu.org
2013-01-31 16:57 ` jakub at gcc dot gnu.org
2013-02-01 20:00 ` dvyukov at google dot com
2013-03-29  8:11 ` [Bug sanitizer/55561] TSAN: provide a TSAN instrumented libgomp Joost.VandeVondele at mat dot ethz.ch
2013-06-03 13:21 ` dvyukov at google dot com
2014-01-21 12:44 ` emil.styrke at gmail dot com
2014-01-22  8:14 ` Joost.VandeVondele at mat dot ethz.ch
2014-05-08 19:49 ` roland at rschulz dot eu
2014-05-09  5:38 ` Joost.VandeVondele at mat dot ethz.ch
2014-05-09 10:26 ` dvyukov at google dot com
2014-05-14 19:17 ` Joost.VandeVondele at mat dot ethz.ch
2014-05-14 19:25 ` dvyukov at google dot com
2014-07-09  6:07 ` roland at rschulz dot eu
2014-07-09  7:12 ` jakub at gcc dot gnu.org
2014-07-09  7:17 ` Joost.VandeVondele at mat dot ethz.ch
2024-02-29 17:27 ` egallager at gcc dot gnu.org

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