diff options
Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/testsuite/18_support/numeric_limits/infinity.cc')
-rw-r--r-- | gcc-4.4.3/libstdc++-v3/testsuite/18_support/numeric_limits/infinity.cc | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/testsuite/18_support/numeric_limits/infinity.cc b/gcc-4.4.3/libstdc++-v3/testsuite/18_support/numeric_limits/infinity.cc new file mode 100644 index 000000000..cee2cc69b --- /dev/null +++ b/gcc-4.4.3/libstdc++-v3/testsuite/18_support/numeric_limits/infinity.cc @@ -0,0 +1,55 @@ +// { dg-options "-mieee" { target alpha*-*-* } } +// { dg-options "-mieee" { target sh*-*-* } } + +// 1999-08-23 bkoz + +// Copyright (C) 1999, 2001, 2002, 2003, 2004, 2009 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 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/>. + +// 18.2.1.1 template class numeric_limits + +#include <limits> +#include <limits.h> +#include <float.h> +#include <cwchar> +#include <testsuite_hooks.h> + +template<typename T> +void +test_infinity() +{ + bool test; + + if (std::numeric_limits<T>::has_infinity) + { + T inf = std::numeric_limits<T>::infinity(); + test = (inf + inf == inf); + } + else + test = true; + + VERIFY (test); +} + +int main() +{ + test_infinity<float>(); + test_infinity<double>(); + test_infinity<long double>(); + + return 0; +} |