cxx/test/language.support/support.runtime/ctime.pass.cpp
Howard Hinnant bc8d3f97eb libcxx initial import
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-11 19:42:16 +00:00

41 lines
1.4 KiB
C++

//===----------------------------------------------------------------------===//
//
// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// test <ctime>
#include <ctime>
#include <type_traits>
#ifndef NULL
#error NULL not defined
#endif
#ifndef CLOCKS_PER_SEC
#error CLOCKS_PER_SEC not defined
#endif
int main()
{
std::clock_t c = 0;
std::size_t s = 0;
std::time_t t = 0;
std::tm tm = {0};
static_assert((std::is_same<decltype(std::clock()), std::clock_t>::value), "");
static_assert((std::is_same<decltype(std::difftime(t,t)), double>::value), "");
static_assert((std::is_same<decltype(std::mktime(&tm)), std::time_t>::value), "");
static_assert((std::is_same<decltype(std::time(&t)), std::time_t>::value), "");
static_assert((std::is_same<decltype(std::asctime(&tm)), char*>::value), "");
static_assert((std::is_same<decltype(std::ctime(&t)), char*>::value), "");
static_assert((std::is_same<decltype(std::gmtime(&t)), std::tm*>::value), "");
static_assert((std::is_same<decltype(std::localtime(&t)), std::tm*>::value), "");
char* c1 = 0;
const char* c2 = 0;
static_assert((std::is_same<decltype(std::strftime(c1,s,c2,&tm)), std::size_t>::value), "");
}