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fix a warning when building core tests with cfg(miri)

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Ralf Jung 2022-03-03 14:52:01 -05:00
parent 32cbc7630b
commit d233570fab
1 changed files with 2 additions and 0 deletions
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library/core/tests/slice.rs
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@ -2457,9 +2457,11 @@ take_tests! {
(take_last_mut_empty, (), None, &mut []),
}
#[cfg(not(miri))] // unused in Miri
const EMPTY_MAX: &'static [()] = &[(); usize::MAX];
// can't be a constant due to const mutability rules
#[cfg(not(miri))] // unused in Miri
macro_rules! empty_max_mut {
() => {
&mut [(); usize::MAX] as _