diff options
Diffstat (limited to 'absl/time/time.h')
| -rw-r--r-- | absl/time/time.h | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/absl/time/time.h b/absl/time/time.h index 5abd815a..bd01867e 100644 --- a/absl/time/time.h +++ b/absl/time/time.h @@ -120,7 +120,7 @@ using EnableIfFloat = // Duration // -// The `absl::Duration` class represents a signed, fixed-length span of time. +// The `absl::Duration` class represents a signed, fixed-length amount of time. // A `Duration` is generated using a unit-specific factory function, or is // the result of subtracting one `absl::Time` from another. Durations behave // like unit-safe integers and they support all the natural integer-like @@ -162,7 +162,7 @@ class Duration { constexpr Duration() : rep_hi_(0), rep_lo_(0) {} // zero-length duration // Copyable. -#if !defined(__clang__) && defined(_MSC_VER) && _MSC_VER < 1910 +#if !defined(__clang__) && defined(_MSC_VER) && _MSC_VER < 1930 // Explicitly defining the constexpr copy constructor avoids an MSVC bug. constexpr Duration(const Duration& d) : rep_hi_(d.rep_hi_), rep_lo_(d.rep_lo_) {} @@ -579,7 +579,7 @@ bool ParseDuration(absl::string_view dur_string, Duration* d); // AbslParseFlag() // -// Parses a command-line flag string representation `text` into a a Duration +// Parses a command-line flag string representation `text` into a Duration // value. Duration flags must be specified in a format that is valid input for // `absl::ParseDuration()`. bool AbslParseFlag(absl::string_view text, Duration* dst, std::string* error); @@ -750,23 +750,24 @@ constexpr Time UnixEpoch() { return Time(); } constexpr Time UniversalEpoch() { // 719162 is the number of days from 0001-01-01 to 1970-01-01, // assuming the Gregorian calendar. - return Time(time_internal::MakeDuration(-24 * 719162 * int64_t{3600}, 0U)); + return Time( + time_internal::MakeDuration(-24 * 719162 * int64_t{3600}, uint32_t{0})); } // InfiniteFuture() // // Returns an `absl::Time` that is infinitely far in the future. constexpr Time InfiniteFuture() { - return Time( - time_internal::MakeDuration((std::numeric_limits<int64_t>::max)(), ~0U)); + return Time(time_internal::MakeDuration((std::numeric_limits<int64_t>::max)(), + ~uint32_t{0})); } // InfinitePast() // // Returns an `absl::Time` that is infinitely far in the past. constexpr Time InfinitePast() { - return Time( - time_internal::MakeDuration((std::numeric_limits<int64_t>::min)(), ~0U)); + return Time(time_internal::MakeDuration((std::numeric_limits<int64_t>::min)(), + ~uint32_t{0})); } // FromUnixNanos() @@ -1422,14 +1423,17 @@ constexpr int64_t GetRepHi(Duration d) { return d.rep_hi_; } constexpr uint32_t GetRepLo(Duration d) { return d.rep_lo_; } // Returns true iff d is positive or negative infinity. -constexpr bool IsInfiniteDuration(Duration d) { return GetRepLo(d) == ~0U; } +constexpr bool IsInfiniteDuration(Duration d) { + return GetRepLo(d) == ~uint32_t{0}; +} // Returns an infinite Duration with the opposite sign. // REQUIRES: IsInfiniteDuration(d) constexpr Duration OppositeInfinity(Duration d) { return GetRepHi(d) < 0 - ? MakeDuration((std::numeric_limits<int64_t>::max)(), ~0U) - : MakeDuration((std::numeric_limits<int64_t>::min)(), ~0U); + ? MakeDuration((std::numeric_limits<int64_t>::max)(), ~uint32_t{0}) + : MakeDuration((std::numeric_limits<int64_t>::min)(), + ~uint32_t{0}); } // Returns (-n)-1 (equivalently -(n+1)) without avoidable overflow. @@ -1568,7 +1572,7 @@ constexpr Duration operator-(Duration d) { constexpr Duration InfiniteDuration() { return time_internal::MakeDuration((std::numeric_limits<int64_t>::max)(), - ~0U); + ~uint32_t{0}); } constexpr Duration FromChrono(const std::chrono::nanoseconds& d) { |