noexcept for <chrono>.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@132265 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant 2011-05-28 18:34:36 +00:00
parent 603d2c0989
commit 756a1763d1
2 changed files with 13 additions and 13 deletions

View File

@ -225,9 +225,9 @@ public:
typedef chrono::time_point<system_clock> time_point;
static const bool is_steady = false;
static time_point now();
static time_t to_time_t (const time_point& __t);
static time_point from_time_t(time_t __t);
static time_point now() noexcept;
static time_t to_time_t (const time_point& __t) noexcept;
static time_point from_time_t(time_t __t) noexcept;
};
class steady_clock
@ -239,7 +239,7 @@ public:
typedef chrono::time_point<steady_clock, duration> time_point;
static const bool is_steady = true;
static time_point now();
static time_point now() noexcept;
};
typedef steady_clock high_resolution_clock;
@ -845,9 +845,9 @@ public:
typedef chrono::time_point<system_clock> time_point;
static const bool is_steady = false;
static time_point now();
static time_t to_time_t (const time_point& __t);
static time_point from_time_t(time_t __t);
static time_point now() _NOEXCEPT;
static time_t to_time_t (const time_point& __t) _NOEXCEPT;
static time_point from_time_t(time_t __t) _NOEXCEPT;
};
class _LIBCPP_VISIBLE steady_clock
@ -859,7 +859,7 @@ public:
typedef chrono::time_point<steady_clock, duration> time_point;
static const bool is_steady = true;
static time_point now();
static time_point now() _NOEXCEPT;
};
typedef steady_clock high_resolution_clock;

View File

@ -25,7 +25,7 @@ namespace chrono
// system_clock
system_clock::time_point
system_clock::now()
system_clock::now() _NOEXCEPT
{
timeval tv;
gettimeofday(&tv, 0);
@ -33,13 +33,13 @@ system_clock::now()
}
time_t
system_clock::to_time_t(const time_point& t)
system_clock::to_time_t(const time_point& t) _NOEXCEPT
{
return time_t(duration_cast<seconds>(t.time_since_epoch()).count());
}
system_clock::time_point
system_clock::from_time_t(time_t t)
system_clock::from_time_t(time_t t) _NOEXCEPT
{
return system_clock::time_point(seconds(t));
}
@ -97,7 +97,7 @@ init_steady_clock()
#pragma GCC visibility pop
steady_clock::time_point
steady_clock::now()
steady_clock::now() _NOEXCEPT
{
static FP fp = init_steady_clock();
return time_point(duration(fp()));
@ -114,7 +114,7 @@ steady_clock::now()
// instead.
steady_clock::time_point
steady_clock::now()
steady_clock::now() _NOEXCEPT
{
struct timespec tp;
if (0 != clock_gettime(CLOCK_MONOTONIC, &tp))