43 lines
658 B
Rust
43 lines
658 B
Rust
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#![crate_type = "lib"]
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use std::ops::Mul;
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pub trait A {}
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pub trait B {
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type AT: A;
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}
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pub trait C {
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type BT: B;
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}
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pub struct AV;
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impl A for AV {}
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pub struct BV;
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impl B for BV {
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type AT = AV;
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}
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pub struct CV;
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impl C for CV {
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type BT = BV;
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}
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pub struct WrapperB<T>(pub T);
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pub struct WrapperC<T>(pub T);
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impl<C1> Mul<WrapperB<<C1::BT as B>::AT>> for WrapperC<C1>
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where C1: C
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{
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type Output = u8;
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fn mul(self, _: WrapperB<<C1::BT as B>::AT>) -> Self::Output {
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loop {}
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}
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}
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impl<C1> Mul<WrapperC<C1>> for WrapperC<C1> {
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type Output = u8;
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fn mul(self, _: WrapperC<C1>) -> Self::Output {
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loop {}
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}
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}
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