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16 lines
346 B
Rust
16 lines
346 B
Rust
#![feature(impl_trait_in_fn_trait_return)]
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use std::fmt::Debug;
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fn a() -> impl Fn(&u8) -> impl Debug + '_ {
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//~^ ERROR ambiguous `+` in a type
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//~| ERROR cannot capture higher-ranked lifetime from outer `impl Trait`
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|x| x
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}
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fn b() -> impl Fn() -> impl Debug + Send {
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//~^ ERROR ambiguous `+` in a type
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|| ()
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}
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fn main() {}
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