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// REQUIRES: libcpp-has-no-thread-unsafe-c-functions
11
12#include <ctime>
13
14int main() {
15    // gmtime is not thread-safe.
16    std::time_t t = 0;
17    std::gmtime(&t);
18}
19