mirror of https://github.com/rust-lang/rust
15 lines
506 B
Plaintext
15 lines
506 B
Plaintext
error[E0308]: mismatched types
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--> $DIR/unsafe-subtyping.rs:4:5
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LL | fn foo(x: Option<fn(i32)>) -> Option<unsafe fn(i32)> {
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| ---------------------- expected `Option<unsafe fn(i32)>` because of return type
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LL | x
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| ^ expected unsafe fn, found safe fn
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= note: expected enum `Option<unsafe fn(_)>`
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found enum `Option<fn(_)>`
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0308`.
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