1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// REQUIRES: std-at-least-c++26
// REQUIRES: has-unix-headers
// REQUIRES: libcpp-hardening-mode={{extensive|debug}}
// XFAIL: availability-verbose_abort-missing
// <numeric>
// template<class T>
// constexpr T div_sat(T x, T y) noexcept; // freestanding
#include <cassert>
#include <numeric>
#include "check_assertion.h"
#include "test_macros.h"
template <typename IntegerT>
void test_runtime_assertion() {
TEST_LIBCPP_ASSERT_FAILURE((void)std::div_sat(IntegerT{27}, IntegerT{0}), "Division by 0 is undefined");
}
bool test() {
// Signed
test_runtime_assertion<signed char>();
test_runtime_assertion<short int>();
test_runtime_assertion<int>();
test_runtime_assertion<long int>();
test_runtime_assertion<long long int>();
#ifndef TEST_HAS_NO_INT128
test_runtime_assertion<__int128_t>();
#endif
// Unsigned
test_runtime_assertion<unsigned char>();
test_runtime_assertion<unsigned short int>();
test_runtime_assertion<unsigned int>();
test_runtime_assertion<unsigned long int>();
test_runtime_assertion<unsigned long long int>();
#ifndef TEST_HAS_NO_INT128
test_runtime_assertion<__uint128_t>();
#endif
return true;
}
int main(int, char**) {
test();
return 0;
}
|
