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libcxx_old/test/std/utilities/time/time.clock/time.clock.file/consistency.pass.cpp

40 lines
1.2 KiB
C++

//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
// Due to C++17 inline variables ASAN flags this test as containing an ODR
// violation because Clock::is_steady is defined in both the dylib and this TU.
// UNSUPPORTED: asan
// <chrono>
// file_clock
// check clock invariants
#include <chrono>
#include "test_macros.h"
template <class T>
void test(const T &) {}
int main(int, char**)
{
typedef std::chrono::file_clock C;
static_assert((std::is_same<C::rep, C::duration::rep>::value), "");
static_assert((std::is_same<C::period, C::duration::period>::value), "");
static_assert((std::is_same<C::duration, C::time_point::duration>::value), "");
static_assert((std::is_same<C::time_point::clock, C>::value), "");
static_assert(!C::is_steady, "");
test(std::chrono::file_clock::is_steady);
return 0;
}