From 48dd95f2a4c68e47d7afe372ed02f76446a0f9d9 Mon Sep 17 00:00:00 2001 From: Paolo Carlini Date: Wed, 11 Aug 2004 09:31:13 +0000 Subject: [PATCH] re PR libstdc++/16959 (Segmentation fault in ios_base::sync_with_stdio) 2004-08-11 Paolo Carlini Petur Runolfsson PR libstdc++/16959 * src/ios_init.cc (ios_base::sync_with_stdio): Make sure the standard streams are constructed. * testsuite/27_io/ios_base/sync_with_stdio/16959.cc: New. Co-Authored-By: Petur Runolfsson From-SVN: r85797 --- libstdc++-v3/ChangeLog | 8 +++++ libstdc++-v3/src/ios_init.cc | 3 ++ .../27_io/ios_base/sync_with_stdio/16959.cc | 33 +++++++++++++++++++ 3 files changed, 44 insertions(+) create mode 100644 libstdc++-v3/testsuite/27_io/ios_base/sync_with_stdio/16959.cc diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 816c4e77580..005df423706 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,11 @@ +2004-08-11 Paolo Carlini + Petur Runolfsson + + PR libstdc++/16959 + * src/ios_init.cc (ios_base::sync_with_stdio): Make sure the + standard streams are constructed. + * testsuite/27_io/ios_base/sync_with_stdio/16959.cc: New. + 2004-08-09 Paolo Carlini * include/bits/stl_bvector.h: Trivial formatting fixes. diff --git a/libstdc++-v3/src/ios_init.cc b/libstdc++-v3/src/ios_init.cc index ae7b8e1b5f2..346ed4ed549 100644 --- a/libstdc++-v3/src/ios_init.cc +++ b/libstdc++-v3/src/ios_init.cc @@ -155,6 +155,9 @@ namespace std // currently synchronized. if (!__sync && __ret) { + // Make sure the standard streams are constructed. + ios_base::Init __init; + ios_base::Init::_S_synced_with_stdio = __sync; // Explicitly call dtors to free any memory that is diff --git a/libstdc++-v3/testsuite/27_io/ios_base/sync_with_stdio/16959.cc b/libstdc++-v3/testsuite/27_io/ios_base/sync_with_stdio/16959.cc new file mode 100644 index 00000000000..8d3826b15a7 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/ios_base/sync_with_stdio/16959.cc @@ -0,0 +1,33 @@ +// Copyright (C) 2004 Free Software Foundation +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 2, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING. If not, write to the Free +// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, +// USA. + +// 27.4.2.4 ios_base static members + +#include + +// libstdc++/16959 +void test01() +{ + std::ios_base::sync_with_stdio(false); +} + +int main() +{ + test01(); + return 0; +} -- 2.30.2