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Rollup merge of #110070 - scottmcm:wrapping-neg, r=cuviper 

The `wrapping_neg` example for unsigned types shouldn't use `i8`

Probably it should have at least one example with an unsigned type.
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Yuki Okushi 2023-04-11 12:18:51 +09:00 committed by GitHub
parent 788de4701e ed0b8af505
commit 75a46252ba
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9
library/core/src/num/uint_macros.rs
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@ -1363,12 +1363,11 @@ macro_rules! uint_impl {
///
/// Basic usage:
///
/// Please note that this example is shared between integer types.
/// Which explains why `i8` is used here.
///
/// ```
/// assert_eq!(100i8.wrapping_neg(), -100);
/// assert_eq!((-128i8).wrapping_neg(), -128);
#[doc = concat!("assert_eq!(0_", stringify!($SelfT), ".wrapping_neg(), 0);")]
#[doc = concat!("assert_eq!(", stringify!($SelfT), "::MAX.wrapping_neg(), 1);")]
#[doc = concat!("assert_eq!(13_", stringify!($SelfT), ".wrapping_neg(), (!13) + 1);")]
#[doc = concat!("assert_eq!(42_", stringify!($SelfT), ".wrapping_neg(), !(42 - 1));")]
/// ```
#[stable(feature = "num_wrapping", since = "1.2.0")]
#[rustc_const_stable(feature = "const_wrapping_math", since = "1.32.0")]