diff options
| -rw-r--r-- | src/libcore/time.rs | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/libcore/time.rs b/src/libcore/time.rs index 56e45146f59..4777b435637 100644 --- a/src/libcore/time.rs +++ b/src/libcore/time.rs @@ -30,6 +30,7 @@ const NANOS_PER_MILLI: u32 = 1_000_000; const NANOS_PER_MICRO: u32 = 1_000; const MILLIS_PER_SEC: u64 = 1_000; const MICROS_PER_SEC: u64 = 1_000_000; +const MAX_NANOS_F64: f64 = ((u64::MAX as u128)*(NANOS_PER_SEC as u128)) as f64; /// A `Duration` type to represent a span of time, typically used for system /// timeouts. @@ -523,7 +524,7 @@ impl Mul<f64> for Duration { if !nanos_f64.is_finite() { panic!("got non-finite value when multiplying duration by float"); } - if nanos_f64 > ((u64::MAX as u128)*(NANOS_PER_SEC as u128)) as f64 { + if nanos_f64 > MAX_NANOS_F64 { panic!("overflow when multiplying duration by float"); }; let nanos_u128 = nanos_f64 as u128; @@ -547,7 +548,7 @@ impl Mul<Duration> for f64 { if !nanos_f64.is_finite() { panic!("got non-finite value when multiplying float by duration"); } - if nanos_f64 > ((u64::MAX as u128)*(NANOS_PER_SEC as u128)) as f64 { + if nanos_f64 > MAX_NANOS_F64 { panic!("overflow when multiplying float by duration"); }; let nanos_u128 = nanos_f64 as u128; @@ -594,7 +595,7 @@ impl Div<f64> for Duration { if !nanos_f64.is_finite() { panic!("got non-finite value when dividing duration by float"); } - if nanos_f64 > ((u64::MAX as u128)*(NANOS_PER_SEC as u128)) as f64 { + if nanos_f64 > MAX_NANOS_F64 { panic!("overflow when dividing duration by float"); }; let nanos_u128 = nanos_f64 as u128; |