1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <cmath>
11
12// isinf
13
14// XFAIL: linux
15
16#include <cmath>
17#include <type_traits>
18#include <cassert>
19
20int main()
21{
22#ifdef isinf
23#error isinf defined
24#endif
25    static_assert((std::is_same<decltype(std::isinf((float)0)), bool>::value), "");
26    static_assert((std::is_same<decltype(std::isinf((double)0)), bool>::value), "");
27    static_assert((std::is_same<decltype(std::isinf(0)), bool>::value), "");
28    static_assert((std::is_same<decltype(std::isinf((long double)0)), bool>::value), "");
29    assert(std::isinf(-1.0) == false);
30}