1// Inspired by libstdc++/7680 & 26_numerics/c_math.cc, 2003-04-12 ljr 2 3// Copyright (C) 2003, 2009 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 3, or (at your option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING3. If not see 18// <http://www.gnu.org/licenses/>. 19 20 21// { dg-do link } 22// { dg-options "-D_XOPEN_SOURCE" { target *-*-freebsd* } } 23 24#include <cmath> 25 26int 27test01() 28{ 29 float a = 1.f; 30 float b; 31 std::modf(a, &b); 32 return 0; 33} 34 35int 36test02 () 37{ 38 float a = 0.0f; 39 float b __attribute__((unused)) = std::acos(a); 40 return 0; 41} 42 43int 44main() 45{ 46 test01(); 47 test02(); 48 return 0; 49} 50