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36 lines
657 B
Rust
36 lines
657 B
Rust
// ICE assertion failed: matches!(self.def_kind(ct.def.did), DefKind :: AnonConst)
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// issue: rust-lang/rust#108220
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//@ check-pass
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#![feature(associated_const_equality)]
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#![allow(unused)]
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use std::marker::PhantomData;
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pub struct NoPin;
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pub trait SetAlternate<const A: u8> {}
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impl SetAlternate<0> for NoPin {}
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pub trait PinA<PER> {
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const A: u8;
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}
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impl<PER> PinA<PER> for NoPin {
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const A: u8 = 0;
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}
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pub trait Pins<USART> {}
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impl<USART, T, const TA: u8> Pins<USART> for T where
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T: PinA<USART, A = { TA }> + SetAlternate<TA>
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{
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}
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struct Serial<USART>(PhantomData<USART>);
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impl<USART> Serial<USART> where NoPin: Pins<USART> {}
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fn main() {}
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