26 lines
547 B
Rust
26 lines
547 B
Rust
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// issue: 114145
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#![feature(return_position_impl_trait_in_trait)]
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trait Iterable {
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type Item<'a>
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where
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Self: 'a;
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fn iter(&self) -> impl '_ + Iterator<Item = Self::Item<'_>>;
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}
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impl<'a, I: 'a + Iterable> Iterable for &'a I {
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type Item<'b> = I::Item<'a>
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where
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'b: 'a;
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//~^ ERROR impl has stricter requirements than trait
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fn iter(&self) -> impl 'a + Iterator<Item = I::Item<'a>> {
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//~^ ERROR the type `&'a I` does not fulfill the required lifetime
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(*self).iter()
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}
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}
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fn main() {}
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