[clang] Fix crashes when passing VLA to va_arg (#119563)
[llvm-project.git] / libcxx / test / std / numerics / numarray / valarray.nonmembers / valarray.transcend / log_valarray.pass.cpp
blobda6619500dec4bb6191a6afab58a8b1139b3198a
1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
9 // <valarray>
11 // template<class T> class valarray;
13 // template<class T>
14 // valarray<T>
15 // log(const valarray<T>& x);
17 #include <valarray>
18 #include <cassert>
19 #include <cstddef>
21 #include "test_macros.h"
22 #include "valarray_helper.h"
24 int main(int, char**)
27 typedef double T;
28 T a1[] = {.5, .75, 1, 3, 7};
29 T a3[] = {-6.9314718055994529e-01,
30 -2.8768207245178090e-01,
31 0.0000000000000000e+00,
32 1.0986122886681098e+00,
33 1.9459101490553132e+00};
34 const unsigned N = sizeof(a1)/sizeof(a1[0]);
35 std::valarray<T> v1(a1, N);
36 std::valarray<T> v3 = log(v1);
37 assert(v3.size() == v1.size());
38 for (std::size_t i = 0; i < v3.size(); ++i)
39 assert(is_about(v3[i], a3[i], 10));
42 return 0;