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// test numeric_limits
11
12// float_round_style
13
14#include <limits>
15
16typedef char one;
17struct two {one _[2];};
18
19one test(std::float_round_style);
20two test(int);
21
22int main()
23{
24    static_assert(std::round_indeterminate == -1,
25                 "std::round_indeterminate == -1");
26    static_assert(std::round_toward_zero == 0,
27                 "std::round_toward_zero == 0");
28    static_assert(std::round_to_nearest == 1,
29                 "std::round_to_nearest == 1");
30    static_assert(std::round_toward_infinity == 2,
31                 "std::round_toward_infinity == 2");
32    static_assert(std::round_toward_neg_infinity == 3,
33                 "std::round_toward_neg_infinity == 3");
34    static_assert(sizeof(test(std::round_to_nearest)) == 1,
35                 "sizeof(test(std::round_to_nearest)) == 1");
36    static_assert(sizeof(test(1)) == 2,
37                 "sizeof(test(1)) == 2");
38}
39