Merge 9047722838
into bb67a3d03a
This commit is contained in:
commit
9d7937711a
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@ -1,4 +1,4 @@
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use core::ops::{Add, Sub, Mul, Div, Shl, Shr};
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use core::ops::{Add, Sub, Mul, Div, Rem, Shl, Shr};
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/// Performs addition that returns `None` instead of wrapping around on
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/// overflow.
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@ -90,6 +90,23 @@ checked_impl!(CheckedDiv, checked_div, i32);
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checked_impl!(CheckedDiv, checked_div, i64);
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checked_impl!(CheckedDiv, checked_div, isize);
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// CheckedRem
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pub trait CheckedRem: Sized + Rem<Self, Output=Self> {
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fn checked_rem(&self, v: &Self) -> Option<Self>;
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}
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checked_impl!(CheckedRem, checked_rem, u8);
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checked_impl!(CheckedRem, checked_rem, u16);
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checked_impl!(CheckedRem, checked_rem, u32);
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checked_impl!(CheckedRem, checked_rem, u64);
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checked_impl!(CheckedRem, checked_rem, usize);
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checked_impl!(CheckedRem, checked_rem, i8);
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checked_impl!(CheckedRem, checked_rem, i16);
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checked_impl!(CheckedRem, checked_rem, i32);
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checked_impl!(CheckedRem, checked_rem, i64);
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checked_impl!(CheckedRem, checked_rem, isize);
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/// Performs a left shift that returns `None` on overflow.
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pub trait CheckedShl: Sized + Shl<u32, Output=Self> {
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/// Shifts a number to the left, checking for overflow. If overflow happens,
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