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Rollup merge of #124838 - RalfJung:next_power_of_two, r=scottmcm

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next_power_of_two: add a doctest to show what happens on 0
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Jubilee 2024-05-08 00:37:11 -07:00 • committed by GitHub
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library/core/src/num/uint_macros.rs
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@ -2764,6 +2764,7 @@ macro_rules! uint_impl {
/// ```
#[doc = concat!("assert_eq!(2", stringify!($SelfT), ".next_power_of_two(), 2);")]
#[doc = concat!("assert_eq!(3", stringify!($SelfT), ".next_power_of_two(), 4);")]
#[doc = concat!("assert_eq!(0", stringify!($SelfT), ".next_power_of_two(), 1);")]
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]