gcc/libstdc++-v3/testsuite/26_numerics/c99_macros.cc
Benjamin Kosnik 7cda84dc70 acconfig.h (_GLIBCPP_USE_C99): Add.
2001-04-19  Benjamin Kosnik  <bkoz@redhat.com>

	* acconfig.h (_GLIBCPP_USE_C99): Add.
	* config.h.in: Regenerate.
	* acinclude.m4 (GLIBCPP_ENABLE_C99): New macro. Test for ISO/IEC
	9899: 1999 support.
	* aclocal.m4: Regenerate.
	* configure.in (GLIBCPP_ENABLE_C99): Use it, on by default.
	* configure: Regenerate.
	* configure.in (GLIBCPP_ENABLE_LONG_LONG): Set default to yes.
	* configure: Regenerate.
	* include/c_std/bits/std_cwchar.h: Put wcstold, wcstoll, wcstoull
	into c99.
	* include/c_std/bits/std_cmath.h: Bring C99 functions into c99
	namespace.
	* include/c_std/bits/std_cstdlib.h: Same.
	* docs/html/configopts.html: Update.
	* testsuite/26_numerics/c99_macros.cc: Edit, use cmath instead of
	math.h
	(test_c99_classify): Add.
	* config/os/gnu-linux/bits/os_defines.h (_GNU_SOURCE): Remove.
	(_ISOC99_SOURCE): Remove.

	* include/bits/stl_algo.h: Use _GLIBCPP_HAVE_DRAND48.
	* include/bits/c++config (__STL_ASSERTIONS): Simplify.
	* acinclude.m4 (GLIBCPP_CHECK_STDLIB_SUPPORT): Add check for drand48.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

From-SVN: r41451
2001-04-20 08:59:25 +00:00

93 lines
2.3 KiB
C++

// 2001-04-06 gdr
// Copyright (C) 2001 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.
// { dg-do compile }
#include <cmath>
void fpclassify() { }
void isfinite() { }
void isinf() { }
void isnan() { }
void isnormal() { }
void signbit() { }
void isgreater() { }
void isgreaterequal() { }
void isless() { }
void islessequal() { }
void islessgreater() { }
void isunordered() { }
#if _GLIBCPP_USE_C99
template <typename _Tp>
void test_c99_classify()
{
using namespace std;
test = bool;
typedef _Tp fp_type;
fp_type f1 = 1.0;
fp_type f2 = 3.0;
int res = 0;
res = fpclassify(f1);
res = isfinite(f2);
res = isinf(f1);
res = isnan(f2);
res = isnormal(f1);
res = signbit(f2);
res = isgreater(f1, f2);
res = isgreaterequal(f1, f2);
res = isless(f1, f2);
res = islessequal(f1,f2);
res = islessgreater(f1, f2);
res = isunordered(f1, f2);
}
#endif
int main()
{
#if _GLIBCPP_USE_C99
test_c99_classify<float>();
test_c99_classify<double>();
#endif
return 0;
}