2005-01-16 Lorenz Minder <lminder@gmx.net>

	    Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/19322
	* include/c_std/std_cmath.h: Define the C99 classification facilities
	directly inside namespace std:.
	* testsuite/26_numerics/cmath/19322.cc: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@93723 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 47 insertions, 0 deletions

diff --git a/libstdc++-v3/testsuite/26_numerics/cmath/19322.cc b/libstdc++-v3/testsuite/26_numerics/cmath/19322.cc
new file mode 100644
index 00000000000..1057114da4c
--- /dev/null
+++ b/libstdc++-v3/testsuite/26_numerics/cmath/19322.cc
@@ -0,0 +1,47 @@
+// Copyright (C) 2005 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 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.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#include <cmath>
+#include <testsuite_hooks.h>
+
+#if _GLIBCXX_USE_C99
+// libstdc++/19322
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  VERIFY( !std::isnan(3.0) );
+}
+#endif
+
+int main()
+{
+#if _GLIBCXX_USE_C99
+  test01();
+#endif
+  return 0;
+}