mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-26 22:50:56 +00:00
23 lines
466 B
Rust
23 lines
466 B
Rust
#![warn(clippy::uninhabited_references)]
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#![allow(clippy::missing_transmute_annotations)]
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#![feature(never_type)]
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fn ret_uninh_ref() -> &'static std::convert::Infallible {
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unsafe { std::mem::transmute(&()) }
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}
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macro_rules! ret_something {
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($name:ident, $ty:ty) => {
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fn $name(x: &$ty) -> &$ty {
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&*x
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}
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};
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}
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ret_something!(id_u32, u32);
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ret_something!(id_never, !);
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fn main() {
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let x = ret_uninh_ref();
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let _ = *x;
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}
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