Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 26_numerics / headers / cmath / dr550.cc

diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc
new file mode 100644 (file)
index 0000000..c8f7c5c
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+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc
@@ -0,0 +1,46 @@
+// { dg-options "-std=gnu++0x" }
+// 2008-05-26  Paolo Carlini  <paolo.carlini@oracle.com>
+//
+// Copyright (C) 2008, 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 <cmath>
+#include <testsuite_hooks.h>
+#include <testsuite_tr1.h>
+
+// DR 550. What should the return type of pow(float,int) be?
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+  using __gnu_test::check_ret_type;
+
+  const int          i1 = 1;
+  const float        f1 = 1.0f;
+  const double       d1 = 1.0;
+  const long double ld1 = 1.0l;
+
+  check_ret_type<double>(std::pow(f1, i1));
+  VERIFY( std::pow(f1, i1) == std::pow(double(f1), double(i1)) );
+  check_ret_type<double>(std::pow(d1, i1));
+  check_ret_type<long double>(std::pow(ld1, i1));
+}
+
+int main()
+{
+  test01();
+  return 0;
+}