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Applied constexpr to <chrono>. 

llvm-svn: 160184
This commit is contained in:
Howard Hinnant 2012-07-13 19:17:27 +00:00
parent 5ddcfda8ef
commit c033115394
26 changed files with 432 additions and 58 deletions
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127
libcxx/include/chrono
View File

@ -20,6 +20,7 @@ namespace chrono
{
template <class ToDuration, class Rep, class Period>
constexpr
ToDuration
duration_cast(const duration<Rep, Period>& fd);
@ -29,9 +30,9 @@ template <class Rep>
struct duration_values
{
public:
static Rep zero();
static Rep max();
static Rep min();
static constexpr Rep zero();
static constexpr Rep max();
static constexpr Rep min();
};
// duration
@ -46,9 +47,9 @@ public:
typedef Rep rep;
typedef Period period;
duration() = default;
constexpr duration() = default;
template <class Rep2>
explicit duration(const Rep2& r,
constexpr explicit duration(const Rep2& r,
typename enable_if
<
is_convertible<Rep2, rep>::value &&
@ -58,7 +59,7 @@ public:
// conversions
template <class Rep2, class Period2>
duration(const duration<Rep2, Period2>& d,
constexpr duration(const duration<Rep2, Period2>& d,
typename enable_if
<
treat_as_floating_point<rep>::value ||
@ -67,12 +68,12 @@ public:
// observer
rep count() const;
constexpr rep count() const;
// arithmetic
duration operator+() const;
duration operator-() const;
constexpr duration operator+() const;
constexpr duration operator-() const;
duration& operator++();
duration operator++(int);
duration& operator--();
@ -86,9 +87,9 @@ public:
// special values
static duration zero();
static duration min();
static duration max();
static constexpr duration zero();
static constexpr duration min();
static constexpr duration max();
};
typedef duration<long long, nano> nanoseconds;
@ -145,36 +146,48 @@ namespace chrono {
// duration arithmetic
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
operator+(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
operator-(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
template <class Rep1, class Period, class Rep2>
constexpr
duration<typename common_type<Rep1, Rep2>::type, Period>
operator*(const duration<Rep1, Period>& d, const Rep2& s);
template <class Rep1, class Period, class Rep2>
constexpr
duration<typename common_type<Rep1, Rep2>::type, Period>
operator*(const Rep1& s, const duration<Rep2, Period>& d);
template <class Rep1, class Period, class Rep2>
constexpr
duration<typename common_type<Rep1, Rep2>::type, Period>
operator/(const duration<Rep1, Period>& d, const Rep2& s);
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
typename common_type<Rep1, Rep2>::type
operator/(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
// duration comparisons
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
bool operator==(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
bool operator!=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
bool operator< (const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
bool operator<=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
bool operator> (const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
template <class Rep1, class Period1, class Rep2, class Period2>
constexpr
bool operator>=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
// duration_cast
@ -306,7 +319,7 @@ struct __duration_cast;
template <class _FromDuration, class _ToDuration, class _Period>
struct __duration_cast<_FromDuration, _ToDuration, _Period, true, true>
{
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
_ToDuration operator()(const _FromDuration& __fd) const
{
return _ToDuration(static_cast<typename _ToDuration::rep>(__fd.count()));
@ -316,7 +329,7 @@ struct __duration_cast<_FromDuration, _ToDuration, _Period, true, true>
template <class _FromDuration, class _ToDuration, class _Period>
struct __duration_cast<_FromDuration, _ToDuration, _Period, true, false>
{
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
_ToDuration operator()(const _FromDuration& __fd) const
{
typedef typename common_type<typename _ToDuration::rep, typename _FromDuration::rep, intmax_t>::type _Ct;
@ -328,7 +341,7 @@ struct __duration_cast<_FromDuration, _ToDuration, _Period, true, false>
template <class _FromDuration, class _ToDuration, class _Period>
struct __duration_cast<_FromDuration, _ToDuration, _Period, false, true>
{
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
_ToDuration operator()(const _FromDuration& __fd) const
{
typedef typename common_type<typename _ToDuration::rep, typename _FromDuration::rep, intmax_t>::type _Ct;
@ -340,7 +353,7 @@ struct __duration_cast<_FromDuration, _ToDuration, _Period, false, true>
template <class _FromDuration, class _ToDuration, class _Period>
struct __duration_cast<_FromDuration, _ToDuration, _Period, false, false>
{
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
_ToDuration operator()(const _FromDuration& __fd) const
{
typedef typename common_type<typename _ToDuration::rep, typename _FromDuration::rep, intmax_t>::type _Ct;
@ -352,6 +365,7 @@ struct __duration_cast<_FromDuration, _ToDuration, _Period, false, false>
template <class _ToDuration, class _Rep, class _Period>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename enable_if
<
__is_duration<_ToDuration>::value,
@ -369,9 +383,9 @@ template <class _Rep>
struct _LIBCPP_VISIBLE duration_values
{
public:
_LIBCPP_INLINE_VISIBILITY static _Rep zero() {return _Rep(0);}
_LIBCPP_INLINE_VISIBILITY static _Rep max() {return numeric_limits<_Rep>::max();}
_LIBCPP_INLINE_VISIBILITY static _Rep min() {return numeric_limits<_Rep>::lowest();}
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR _Rep zero() {return _Rep(0);}
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR _Rep max() {return numeric_limits<_Rep>::max();}
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR _Rep min() {return numeric_limits<_Rep>::lowest();}
};
// duration
@ -389,9 +403,9 @@ private:
rep __rep_;
public:
_LIBCPP_INLINE_VISIBILITY duration() {} // = default;
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR duration() {} // = default;
template <class _Rep2>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
explicit duration(const _Rep2& __r,
typename enable_if
<
@ -403,7 +417,7 @@ public:
// conversions
template <class _Rep2, class _Period2>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
duration(const duration<_Rep2, _Period2>& __d,
typename enable_if
<
@ -415,12 +429,12 @@ public:
// observer
_LIBCPP_INLINE_VISIBILITY rep count() const {return __rep_;}
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR rep count() const {return __rep_;}
// arithmetic
_LIBCPP_INLINE_VISIBILITY duration operator+() const {return *this;}
_LIBCPP_INLINE_VISIBILITY duration operator-() const {return duration(-__rep_);}
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR duration operator+() const {return *this;}
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR duration operator-() const {return duration(-__rep_);}
_LIBCPP_INLINE_VISIBILITY duration& operator++() {++__rep_; return *this;}
_LIBCPP_INLINE_VISIBILITY duration operator++(int) {return duration(__rep_++);}
_LIBCPP_INLINE_VISIBILITY duration& operator--() {--__rep_; return *this;}
@ -436,9 +450,9 @@ public:
// special values
_LIBCPP_INLINE_VISIBILITY static duration zero() {return duration(duration_values<rep>::zero());}
_LIBCPP_INLINE_VISIBILITY static duration min() {return duration(duration_values<rep>::min());}
_LIBCPP_INLINE_VISIBILITY static duration max() {return duration(duration_values<rep>::max());}
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR duration zero() {return duration(duration_values<rep>::zero());}
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR duration min() {return duration(duration_values<rep>::min());}
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR duration max() {return duration(duration_values<rep>::max());}
};
typedef duration<long long, nano> nanoseconds;
@ -453,7 +467,7 @@ typedef duration< long, ratio<3600> > hours;
template <class _LhsDuration, class _RhsDuration>
struct __duration_eq
{
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
bool operator()(const _LhsDuration& __lhs, const _RhsDuration& __rhs)
{
typedef typename common_type<_LhsDuration, _RhsDuration>::type _Ct;
@ -464,13 +478,14 @@ struct __duration_eq
template <class _LhsDuration>
struct __duration_eq<_LhsDuration, _LhsDuration>
{
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
bool operator()(const _LhsDuration& __lhs, const _LhsDuration& __rhs)
{return __lhs.count() == __rhs.count();}
};
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
bool
operator==(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
@ -481,6 +496,7 @@ operator==(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
bool
operator!=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
@ -492,7 +508,7 @@ operator!=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period
template <class _LhsDuration, class _RhsDuration>
struct __duration_lt
{
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
bool operator()(const _LhsDuration& __lhs, const _RhsDuration& __rhs)
{
typedef typename common_type<_LhsDuration, _RhsDuration>::type _Ct;
@ -503,13 +519,14 @@ struct __duration_lt
template <class _LhsDuration>
struct __duration_lt<_LhsDuration, _LhsDuration>
{
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
bool operator()(const _LhsDuration& __lhs, const _LhsDuration& __rhs)
{return __lhs.count() < __rhs.count();}
};
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
bool
operator< (const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
@ -520,6 +537,7 @@ operator< (const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
bool
operator> (const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
@ -530,6 +548,7 @@ operator> (const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
bool
operator<=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
@ -540,6 +559,7 @@ operator<=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
bool
operator>=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
@ -550,30 +570,31 @@ operator>=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type
operator+(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type __r = __lhs;
__r += __rhs;
return __r;
typedef typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type _Cd;
return _Cd(_Cd(__lhs).count() + _Cd(__rhs).count());
}
// Duration -
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type
operator-(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type __r = __lhs;
__r -= __rhs;
return __r;
typedef typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type _Cd;
return _Cd(_Cd(__lhs).count() - _Cd(__rhs).count());
}
// Duration *
template <class _Rep1, class _Period, class _Rep2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename enable_if
<
is_convertible<_Rep2, typename common_type<_Rep1, _Rep2>::type>::value,
@ -582,13 +603,13 @@ typename enable_if
operator*(const duration<_Rep1, _Period>& __d, const _Rep2& __s)
{
typedef typename common_type<_Rep1, _Rep2>::type _Cr;
duration<_Cr, _Period> __r = __d;
__r *= static_cast<_Cr>(__s);
return __r;
typedef duration<_Cr, _Period> _Cd;
return _Cd(_Cd(__d).count() * static_cast<_Cr>(__s));
}
template <class _Rep1, class _Period, class _Rep2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename enable_if
<
is_convertible<_Rep1, typename common_type<_Rep1, _Rep2>::type>::value,
@ -627,17 +648,18 @@ struct __duration_divide_result<duration<_Rep1, _Period>, _Rep2, false>
template <class _Rep1, class _Period, class _Rep2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename __duration_divide_result<duration<_Rep1, _Period>, _Rep2>::type
operator/(const duration<_Rep1, _Period>& __d, const _Rep2& __s)
{
typedef typename common_type<_Rep1, _Rep2>::type _Cr;
duration<_Cr, _Period> __r = __d;
__r /= static_cast<_Cr>(__s);
return __r;
typedef duration<_Cr, _Period> _Cd;
return _Cd(_Cd(__d).count() / static_cast<_Cr>(__s));
}
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename common_type<_Rep1, _Rep2>::type
operator/(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
@ -649,23 +671,24 @@ operator/(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2
template <class _Rep1, class _Period, class _Rep2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename __duration_divide_result<duration<_Rep1, _Period>, _Rep2>::type
operator%(const duration<_Rep1, _Period>& __d, const _Rep2& __s)
{
typedef typename common_type<_Rep1, _Rep2>::type _Cr;
duration<_Cr, _Period> __r = __d;
__r %= static_cast<_Cr>(__s);
return __r;
typedef duration<_Cr, _Period> _Cd;
return _Cd(_Cd(__d).count() % static_cast<_Cr>(__s));
}
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type
operator%(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
{
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type __r = __lhs;
__r %= __rhs;
return __r;
typedef typename common_type<_Rep1, _Rep2>::type _Cr;
typedef typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type _Cd;
return _Cd(static_cast<_Cr>(_Cd(__lhs).count()) % static_cast<_Cr>(_Cd(__rhs).count()));
}
//////////////////////////////////////////////////////////
@ -710,8 +733,8 @@ public:
// special values
_LIBCPP_INLINE_VISIBILITY static time_point min() {return time_point(duration::min());}
_LIBCPP_INLINE_VISIBILITY static time_point max() {return time_point(duration::max());}
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR time_point min() {return time_point(duration::min());}
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR time_point max() {return time_point(duration::max());}
};
} // chrono

8
libcxx/test/utilities/time/rep.h
View File

@ -5,11 +5,11 @@ class Rep
{
int data_;
public:
Rep() : data_(-1) {}
explicit Rep(int i) : data_(i) {}
_LIBCPP_CONSTEXPR Rep() : data_(-1) {}
explicit _LIBCPP_CONSTEXPR Rep(int i) : data_(i) {}
bool operator==(int i) const {return data_ == i;}
bool operator==(const Rep& r) const {return data_ == r.data_;}
bool _LIBCPP_CONSTEXPR operator==(int i) const {return data_ == i;}
bool _LIBCPP_CONSTEXPR operator==(const Rep& r) const {return data_ == r.data_;}
Rep& operator*=(Rep x) {data_ *= x.data_; return *this;}
Rep& operator/=(Rep x) {data_ /= x.data_; return *this;}

9
libcxx/test/utilities/time/time.duration/time.duration.arithmetic/op_+.pass.cpp
View File

@ -17,8 +17,17 @@
#include <cassert>
int main()
{
{
const std::chrono::minutes m(3);
std::chrono::minutes m2 = +m;
assert(m.count() == m2.count());
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::minutes m(3);
constexpr std::chrono::minutes m2 = +m;
static_assert(m.count() == m2.count(), "");
}
#endif
}

9
libcxx/test/utilities/time/time.duration/time.duration.arithmetic/op_-.pass.cpp
View File

@ -17,8 +17,17 @@
#include <cassert>
int main()
{
{
const std::chrono::minutes m(3);
std::chrono::minutes m2 = -m;
assert(m2.count() == -m.count());
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::minutes m(3);
constexpr std::chrono::minutes m2 = -m;
static_assert(m2.count() == -m.count(), "");
}
#endif
}

9
libcxx/test/utilities/time/time.duration/time.duration.cast/duration_cast.pass.cpp
View File

@ -12,6 +12,7 @@
// duration
// template <class ToDuration, class Rep, class Period>
// constexpr
// ToDuration
// duration_cast(const duration<Rep, Period>& d);
@ -22,11 +23,13 @@
template <class ToDuration, class FromDuration>
void
test(const FromDuration& f, const ToDuration& d)
{
{
typedef decltype(std::chrono::duration_cast<ToDuration>(f)) R;
static_assert((std::is_same<R, ToDuration>::value), "");
assert(std::chrono::duration_cast<ToDuration>(f) == d);
}
}
int main()
{
@ -40,4 +43,10 @@ int main()
std::chrono::duration<double, std::ratio<3600> >(7265./3600));
test(std::chrono::duration<int, std::ratio<2, 3> >(9),
std::chrono::duration<int, std::ratio<3, 5> >(10));
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::hours h = std::chrono::duration_cast<std::chrono::hours>(std::chrono::milliseconds(7265000));
static_assert(h.count() == 2, "");
}
#endif
}

46
libcxx/test/utilities/time/time.duration/time.duration.comparisons/op_equal.pass.cpp
View File

@ -12,10 +12,12 @@
// duration
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// bool
// operator==(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// bool
// operator!=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
@ -66,4 +68,48 @@ int main()
assert(s1 == s2);
assert(!(s1 != s2));
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::seconds s1(3);
constexpr std::chrono::seconds s2(3);
static_assert(s1 == s2, "");
static_assert(!(s1 != s2), "");
}
{
constexpr std::chrono::seconds s1(3);
constexpr std::chrono::seconds s2(4);
static_assert(!(s1 == s2), "");
static_assert(s1 != s2, "");
}
{
constexpr std::chrono::milliseconds s1(3);
constexpr std::chrono::microseconds s2(3000);
static_assert(s1 == s2, "");
static_assert(!(s1 != s2), "");
}
{
constexpr std::chrono::milliseconds s1(3);
constexpr std::chrono::microseconds s2(4000);
static_assert(!(s1 == s2), "");
static_assert(s1 != s2, "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(9);
constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(10);
static_assert(s1 == s2, "");
static_assert(!(s1 != s2), "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(10);
constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(9);
static_assert(!(s1 == s2), "");
static_assert(s1 != s2, "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(9);
constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(10);
static_assert(s1 == s2, "");
static_assert(!(s1 != s2), "");
}
#endif
}

62
libcxx/test/utilities/time/time.duration/time.duration.comparisons/op_less.pass.cpp
View File

@ -12,18 +12,22 @@
// duration
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// bool
// operator< (const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// bool
// operator> (const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// bool
// operator<=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// bool
// operator>=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
@ -88,4 +92,62 @@ int main()
assert( (s1 <= s2));
assert( (s1 >= s2));
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::seconds s1(3);
constexpr std::chrono::seconds s2(3);
static_assert(!(s1 < s2), "");
static_assert(!(s1 > s2), "");
static_assert( (s1 <= s2), "");
static_assert( (s1 >= s2), "");
}
{
constexpr std::chrono::seconds s1(3);
constexpr std::chrono::seconds s2(4);
static_assert( (s1 < s2), "");
static_assert(!(s1 > s2), "");
static_assert( (s1 <= s2), "");
static_assert(!(s1 >= s2), "");
}
{
constexpr std::chrono::milliseconds s1(3);
constexpr std::chrono::microseconds s2(3000);
static_assert(!(s1 < s2), "");
static_assert(!(s1 > s2), "");
static_assert( (s1 <= s2), "");
static_assert( (s1 >= s2), "");
}
{
constexpr std::chrono::milliseconds s1(3);
constexpr std::chrono::microseconds s2(4000);
static_assert( (s1 < s2), "");
static_assert(!(s1 > s2), "");
static_assert( (s1 <= s2), "");
static_assert(!(s1 >= s2), "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(9);
constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(10);
static_assert(!(s1 < s2), "");
static_assert(!(s1 > s2), "");
static_assert( (s1 <= s2), "");
static_assert( (s1 >= s2), "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(10);
constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(9);
static_assert(!(s1 < s2), "");
static_assert( (s1 > s2), "");
static_assert(!(s1 <= s2), "");
static_assert( (s1 >= s2), "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(9);
constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(10);
static_assert(!(s1 < s2), "");
static_assert(!(s1 > s2), "");
static_assert( (s1 <= s2), "");
static_assert( (s1 >= s2), "");
}
#endif
}

9
libcxx/test/utilities/time/time.duration/time.duration.cons/convert_exact.pass.cpp
View File

@ -20,8 +20,17 @@
#include <cassert>
int main()
{
{
std::chrono::milliseconds ms(1);
std::chrono::microseconds us = ms;
assert(us.count() == 1000);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::milliseconds ms(1);
constexpr std::chrono::microseconds us = ms;
static_assert(us.count() == 1000, "");
}
#endif
}

9
libcxx/test/utilities/time/time.duration/time.duration.cons/convert_inexact.pass.cpp
View File

@ -20,8 +20,17 @@
#include <cassert>
int main()
{
{
std::chrono::duration<double, std::micro> us(1);
std::chrono::duration<double, std::milli> ms = us;
assert(ms.count() == 1./1000);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::duration<double, std::micro> us(1);
constexpr std::chrono::duration<double, std::milli> ms = us;
static_assert(ms.count() == 1./1000, "");
}
#endif
}

13
libcxx/test/utilities/time/time.duration/time.duration.cons/convert_int_to_float.pass.cpp
View File

@ -20,8 +20,17 @@
#include <cassert>
int main()
{
{
std::chrono::duration<int> i(3);
std::chrono::duration<int> d = i;
assert(d.count() == 3);
std::chrono::duration<double, std::milli> d = i;
assert(d.count() == 3000);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::duration<int> i(3);
constexpr std::chrono::duration<double, std::milli> d = i;
static_assert(d.count() == 3000, "");
}
#endif
}

4
libcxx/test/utilities/time/time.duration/time.duration.cons/default.pass.cpp
View File

@ -26,6 +26,10 @@ test()
{
D d;
assert(d.count() == typename D::rep());
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
constexpr D d2;
static_assert(d2.count() == typename D::rep(), "");
#endif
}
int main()

4
libcxx/test/utilities/time/time.duration/time.duration.cons/rep.pass.cpp
View File

@ -25,6 +25,10 @@ test(R r)
{
D d(r);
assert(d.count() == r);
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
constexpr D d2(R(2));
static_assert(d2.count() == 2, "");
#endif
}
int main()

4
libcxx/test/utilities/time/time.duration/time.duration.cons/rep02.pass.cpp
View File

@ -23,4 +23,8 @@ int main()
{
std::chrono::duration<double> d(5);
assert(d.count() == 5);
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
constexpr std::chrono::duration<double> d2(5);
static_assert(d2.count() == 5, "");
#endif
}

26
libcxx/test/utilities/time/time.duration/time.duration.nonmember/op_+.pass.cpp
View File

@ -44,4 +44,30 @@ int main()
std::chrono::duration<double, std::ratio<1, 15> > r = s1 + s2;
assert(r.count() == 75);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::seconds s1(3);
constexpr std::chrono::seconds s2(5);
constexpr std::chrono::seconds r = s1 + s2;
static_assert(r.count() == 8, "");
}
{
constexpr std::chrono::seconds s1(3);
constexpr std::chrono::microseconds s2(5);
constexpr std::chrono::microseconds r = s1 + s2;
static_assert(r.count() == 3000005, "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
constexpr std::chrono::duration<int, std::ratio<1, 15> > r = s1 + s2;
static_assert(r.count() == 75, "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
constexpr std::chrono::duration<double, std::ratio<1, 15> > r = s1 + s2;
static_assert(r.count() == 75, "");
}
#endif
}

27
libcxx/test/utilities/time/time.duration/time.duration.nonmember/op_-.pass.cpp
View File

@ -12,6 +12,7 @@
// duration
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
// operator-(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
@ -44,4 +45,30 @@ int main()
std::chrono::duration<double, std::ratio<1, 15> > r = s1 - s2;
assert(r.count() == -15);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::seconds s1(3);
constexpr std::chrono::seconds s2(5);
constexpr std::chrono::seconds r = s1 - s2;
static_assert(r.count() == -2, "");
}
{
constexpr std::chrono::seconds s1(3);
constexpr std::chrono::microseconds s2(5);
constexpr std::chrono::microseconds r = s1 - s2;
static_assert(r.count() == 2999995, "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
constexpr std::chrono::duration<int, std::ratio<1, 15> > r = s1 - s2;
static_assert(r.count() == -15, "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
constexpr std::chrono::duration<double, std::ratio<1, 15> > r = s1 - s2;
static_assert(r.count() == -15, "");
}
#endif
}

23
libcxx/test/utilities/time/time.duration/time.duration.nonmember/op_divide_duration.pass.cpp
View File

@ -12,6 +12,7 @@
// duration
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// typename common_type<Rep1, Rep2>::type
// operator/(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
@ -40,4 +41,26 @@ int main()
std::chrono::duration<double, std::ratio<3, 5> > s2(5);
assert(s1 / s2 == 20./3);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::nanoseconds ns1(15);
constexpr std::chrono::nanoseconds ns2(5);
static_assert(ns1 / ns2 == 3, "");
}
{
constexpr std::chrono::microseconds us1(15);
constexpr std::chrono::nanoseconds ns2(5);
static_assert(us1 / ns2 == 3000, "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30);
constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
static_assert(s1 / s2 == 6, "");
}
{
constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30);
constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
static_assert(s1 / s2 == 20./3, "");
}
#endif
}

10
libcxx/test/utilities/time/time.duration/time.duration.nonmember/op_divide_rep.pass.cpp
View File

@ -12,6 +12,7 @@
// duration
// template <class Rep1, class Period, class Rep2>
// constexpr
// duration<typename common_type<Rep1, Rep2>::type, Period>
// operator/(const duration<Rep1, Period>& d, const Rep2& s);
@ -19,8 +20,17 @@
#include <cassert>
int main()
{
{
std::chrono::nanoseconds ns(15);
ns = ns / 5;
assert(ns.count() == 3);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::nanoseconds ns(15);
constexpr std::chrono::nanoseconds ns2 = ns / 5;
static_assert(ns2.count() == 3, "");
}
#endif
}

21
libcxx/test/utilities/time/time.duration/time.duration.nonmember/op_mod_duration.pass.cpp
View File

@ -12,6 +12,7 @@
// duration
// template <class Rep1, class Period1, class Rep2, class Period2>
// constexpr
// typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
// operator%(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
@ -38,4 +39,24 @@ int main()
std::chrono::duration<int, std::ratio<1, 15> > r = s1 % s2;
assert(r.count() == 24);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::nanoseconds ns1(15);
constexpr std::chrono::nanoseconds ns2(6);
constexpr std::chrono::nanoseconds r = ns1 % ns2;
static_assert(r.count() == 3, "");
}
{
constexpr std::chrono::microseconds us1(15);
constexpr std::chrono::nanoseconds ns2(28);
constexpr std::chrono::nanoseconds r = us1 % ns2;
static_assert(r.count() == 20, "");
}
{
constexpr std::chrono::duration<int, std::ratio<3, 5> > s1(6);
constexpr std::chrono::duration<int, std::ratio<2, 3> > s2(3);
constexpr std::chrono::duration<int, std::ratio<1, 15> > r = s1 % s2;
static_assert(r.count() == 24, "");
}
#endif
}

10
libcxx/test/utilities/time/time.duration/time.duration.nonmember/op_mod_rep.pass.cpp
View File

@ -12,6 +12,7 @@
// duration
// template <class Rep1, class Period, class Rep2>
// constexpr
// duration<typename common_type<Rep1, Rep2>::type, Period>
// operator%(const duration<Rep1, Period>& d, const Rep2& s)
@ -19,8 +20,17 @@
#include <cassert>
int main()
{
{
std::chrono::nanoseconds ns(15);
ns = ns % 6;
assert(ns.count() == 3);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::nanoseconds ns(15);
constexpr std::chrono::nanoseconds ns2 = ns % 6;
static_assert(ns2.count() == 3, "");
}
#endif
}

13
libcxx/test/utilities/time/time.duration/time.duration.nonmember/op_times_rep.pass.cpp
View File

@ -12,10 +12,12 @@
// duration
// template <class Rep1, class Period, class Rep2>
// constexpr
// duration<typename common_type<Rep1, Rep2>::type, Period>
// operator*(const duration<Rep1, Period>& d, const Rep2& s);
// template <class Rep1, class Period, class Rep2>
// constexpr
// duration<typename common_type<Rep1, Rep2>::type, Period>
// operator*(const Rep1& s, const duration<Rep2, Period>& d);
@ -23,6 +25,7 @@
#include <cassert>
int main()
{
{
std::chrono::nanoseconds ns(3);
ns = ns * 5;
@ -30,3 +33,13 @@ int main()
ns = 6 * ns;
assert(ns.count() == 90);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::chrono::nanoseconds ns(3);
constexpr std::chrono::nanoseconds ns2 = ns * 5;
static_assert(ns2.count() == 15, "");
constexpr std::chrono::nanoseconds ns3 = 6 * ns;
static_assert(ns3.count() == 18, "");
}
#endif
}

9
libcxx/test/utilities/time/time.duration/time.duration.special/max.pass.cpp
View File

@ -21,11 +21,20 @@
template <class D>
void test()
{
{
typedef typename D::rep Rep;
Rep max_rep = std::chrono::duration_values<Rep>::max();
assert(D::max().count() == max_rep);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
typedef typename D::rep Rep;
constexpr Rep max_rep = std::chrono::duration_values<Rep>::max();
static_assert(D::max().count() == max_rep, "");
}
#endif
}
int main()
{

9
libcxx/test/utilities/time/time.duration/time.duration.special/min.pass.cpp
View File

@ -21,11 +21,20 @@
template <class D>
void test()
{
{
typedef typename D::rep Rep;
Rep min_rep = std::chrono::duration_values<Rep>::min();
assert(D::min().count() == min_rep);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
typedef typename D::rep Rep;
constexpr Rep min_rep = std::chrono::duration_values<Rep>::min();
static_assert(D::min().count() == min_rep, "");
}
#endif
}
int main()
{

9
libcxx/test/utilities/time/time.duration/time.duration.special/zero.pass.cpp
View File

@ -20,11 +20,20 @@
template <class D>
void test()
{
{
typedef typename D::rep Rep;
Rep zero_rep = std::chrono::duration_values<Rep>::zero();
assert(D::zero().count() == zero_rep);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
typedef typename D::rep Rep;
constexpr Rep zero_rep = std::chrono::duration_values<Rep>::zero();
static_assert(D::zero().count() == zero_rep, "");
}
#endif
}
int main()
{

8
libcxx/test/utilities/time/time.traits/time.traits.duration_values/max.pass.cpp
View File

@ -25,4 +25,12 @@ int main()
std::numeric_limits<double>::max());
assert(std::chrono::duration_values<Rep>::max() ==
std::numeric_limits<Rep>::max());
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
static_assert(std::chrono::duration_values<int>::max() ==
std::numeric_limits<int>::max(), "");
static_assert(std::chrono::duration_values<double>::max() ==
std::numeric_limits<double>::max(), "");
static_assert(std::chrono::duration_values<Rep>::max() ==
std::numeric_limits<Rep>::max(), "");
#endif
}

8
libcxx/test/utilities/time/time.traits/time.traits.duration_values/min.pass.cpp
View File

@ -25,4 +25,12 @@ int main()
std::numeric_limits<double>::lowest());
assert(std::chrono::duration_values<Rep>::min() ==
std::numeric_limits<Rep>::lowest());
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
static_assert(std::chrono::duration_values<int>::min() ==
std::numeric_limits<int>::lowest(), "");
static_assert(std::chrono::duration_values<double>::min() ==
std::numeric_limits<double>::lowest(), "");
static_assert(std::chrono::duration_values<Rep>::min() ==
std::numeric_limits<Rep>::lowest(), "");
#endif
}

4
libcxx/test/utilities/time/time.traits/time.traits.duration_values/zero.pass.cpp
View File

@ -20,4 +20,8 @@ int main()
{
assert(std::chrono::duration_values<int>::zero() == 0);
assert(std::chrono::duration_values<Rep>::zero() == 0);
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
static_assert(std::chrono::duration_values<int>::zero() == 0, "");
static_assert(std::chrono::duration_values<Rep>::zero() == 0, "");
#endif
}