From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
	id 67C28385841E; Mon,  8 Apr 2024 20:03:21 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 67C28385841E
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
	s=default; t=1712606601;
	bh=fQj8VirMMaGFTrxPMQSBQPsAe8rwPK4oxWf/vefeMJk=;
	h=From:To:Subject:Date:From;
	b=pMFMCobI+l3i7EzPaSLhcEWItbEYmncdzeMHQdmCrqWwKDhQvonqVyWmxLDD7GA42
	 5VN+X6MxoOerEa/IdH98HvfCvaiuelkXOv4yhpoACOMRUMRV4VBIKNuMgjoOt9IPdW
	 tpz5sftFsKiqQeOHvJwOKg40YldaVxJ+6/rSHV1o=
From: "hjl.tools at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libfortran/114646] New: libgfortran doesn't work with static
 libpthread
Date: Mon, 08 Apr 2024 20:03:21 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: libfortran
X-Bugzilla-Version: 14.0
X-Bugzilla-Keywords: 
X-Bugzilla-Severity: normal
X-Bugzilla-Who: hjl.tools at gmail dot com
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status
 bug_severity priority component assigned_to reporter target_milestone
Message-ID: <bug-114646-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
List-Id: <gcc-bugs.sourceware.org>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D114646

            Bug ID: 114646
           Summary: libgfortran doesn't work with static libpthread
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libfortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hjl.tools at gmail dot com
  Target Milestone: ---

[hjl@gnu-cfl-3 tmp]$ cat x.f90=20
      use omp_lib
      implicit none
      integer, parameter :: NT =3D 4
      integer :: nThreads(NT)

      print *, 'Call omp_set_dynamic'
!$    call omp_set_dynamic(.false.)
      print *, 'Call omp_set_num_threads'
!$    call omp_set_num_threads(NT)
      print *, 'Now enter the parallel region'

!$omp parallel default(none) shared(nThreads)
      nThreads(omp_get_thread_num()+1) =3D omp_get_num_threads()
!$omp end parallel

      print*, nThreads

      END
[hjl@gnu-cfl-3 tmp]$ gfortran -static -fopenmp x.f90=20
/usr/local/bin/ld: /usr/lib/gcc/x86_64-redhat-linux/13/libgomp.a(target.o):=
 in
function `gomp_target_init.part.0':
(.text+0x4d6): warning: Using 'dlopen' in statically linked applications
requires at runtime the shared libraries from the glibc version used for
linking
[hjl@gnu-cfl-3 tmp]$ ./a.out=20
 Call omp_set_dynamic
 Call omp_set_num_threads
 Now enter the parallel region
           4           4           4           4

Program received signal SIGSEGV: Segmentation fault - invalid memory refere=
nce.

Backtrace for this error:

Program received signal SIGABRT: Process abort signal.

Backtrace for this error:

Program received signal SIGABRT: Process abort signal.

Backtrace for this error:
Segmentation fault (core dumped)
[hjl@gnu-cfl-3 tmp]$=