mirror of https://github.com/rust-lang/rust
53 lines
826 B
Rust
53 lines
826 B
Rust
// Previously ICEd because we didn't properly track binders in suggestions
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//@ check-fail
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pub trait Foo<'de>: Sized {}
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pub trait Bar<'a>: 'static {
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type Inner: 'a;
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}
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pub trait Fubar {
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type Bar: for<'a> Bar<'a>;
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}
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pub struct Baz<T>(pub T);
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impl<'de, T> Foo<'de> for Baz<T> where T: Foo<'de> {}
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struct Empty;
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impl<M> Dummy<M> for Empty
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where
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M: Fubar,
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for<'de> Baz<<M::Bar as Bar<'de>>::Inner>: Foo<'de>,
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{
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}
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pub trait Dummy<M>
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where
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M: Fubar,
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{
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}
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pub struct EmptyBis<'a>(&'a [u8]);
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impl<'a> Bar<'a> for EmptyBis<'static> {
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type Inner = EmptyBis<'a>;
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}
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pub struct EmptyMarker;
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impl Fubar for EmptyMarker {
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type Bar = EmptyBis<'static>;
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}
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fn icey_bounds<D: Dummy<EmptyMarker>>(p: &D) {}
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fn trigger_ice() {
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let p = Empty;
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icey_bounds(&p); //~ERROR the trait bound
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}
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fn main() {}
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