re PR libstdc++/41037 (dec not set in cerr flags)

2009-09-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/41037
	* src/ios_init.cc (ios_base::Init::Init): Properly initialize cerr
	and wcerr flags.
	* testsuite/27_io/objects/char/41037.cc: New.
	* testsuite/27_io/objects/wchar_t/41037.cc: Likewise.

From-SVN: r151692

4 files changed, 80 insertions, 2 deletions

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 11695b7..f473566 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,11 @@
+2009-09-14  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR libstdc++/41037
+	* src/ios_init.cc (ios_base::Init::Init): Properly initialize cerr
+	and wcerr flags.
+	* testsuite/27_io/objects/char/41037.cc: New.
+	* testsuite/27_io/objects/wchar_t/41037.cc: Likewise.
+
 2009-09-14  Andrew Stubbs  <ams@codesourcery.com>
 
 	* config/cpu/sh/atomicity.h (__exchange_and_add): Set earlyclobber
diff --git a/libstdc++-v3/src/ios_init.cc b/libstdc++-v3/src/ios_init.cc
index 5c53bca..1885d82 100644
--- a/libstdc++-v3/src/ios_init.cc
+++ b/libstdc++-v3/src/ios_init.cc
@@ -93,7 +93,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
 	new (&cerr) ostream(&buf_cerr_sync);
 	new (&clog) ostream(&buf_cerr_sync);
 	cin.tie(&cout);
-	cerr.flags(ios_base::unitbuf);
+	cerr.setf(ios_base::unitbuf);
 	// _GLIBCXX_RESOLVE_LIB_DEFECTS
 	// 455. cerr::tie() and wcerr::tie() are overspecified.
 	cerr.tie(&cout);
@@ -108,7 +108,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
 	new (&wcerr) wostream(&buf_wcerr_sync);
 	new (&wclog) wostream(&buf_wcerr_sync);
 	wcin.tie(&wcout);
-	wcerr.flags(ios_base::unitbuf);
+	wcerr.setf(ios_base::unitbuf);
 	wcerr.tie(&wcout);	
 #endif
 	
diff --git a/libstdc++-v3/testsuite/27_io/objects/char/41037.cc b/libstdc++-v3/testsuite/27_io/objects/char/41037.cc
new file mode 100644
index 0000000..a38221c
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/objects/char/41037.cc
@@ -0,0 +1,35 @@
+// Copyright (C) 2009 Free Software Foundation, Inc.
+//
+// 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 3, 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 COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+ 
+#include <iostream>
+#include <testsuite_hooks.h>
+
+// PR libstdc++/41037
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  VERIFY( std::cerr.flags() & std::ios_base::dec );
+  VERIFY( std::cerr.flags() & std::ios_base::skipws );
+  VERIFY( std::cerr.flags() & std::ios_base::unitbuf );
+}
+
+int main()
+{
+  test01();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/objects/wchar_t/41037.cc b/libstdc++-v3/testsuite/27_io/objects/wchar_t/41037.cc
new file mode 100644
index 0000000..b3c01a0
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/objects/wchar_t/41037.cc
@@ -0,0 +1,35 @@
+// Copyright (C) 2009 Free Software Foundation, Inc.
+//
+// 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 3, 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 COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+ 
+#include <iostream>
+#include <testsuite_hooks.h>
+
+// PR libstdc++/41037
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  VERIFY( std::wcerr.flags() & std::ios_base::dec );
+  VERIFY( std::wcerr.flags() & std::ios_base::skipws );
+  VERIFY( std::wcerr.flags() & std::ios_base::unitbuf );
+}
+
+int main()
+{
+  test01();
+  return 0;
+}