mirror of https://github.com/rust-lang/rust
31 lines
926 B
Plaintext
31 lines
926 B
Plaintext
error: function pointer types may not have generic parameters
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--> $DIR/issue-107998.rs:3:18
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LL | fn with<R>(f: &fn<'a>(x: &'a i32) -> R) -> R {
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| ^^^^
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help: consider moving the lifetime parameter to a `for` parameter list
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LL - fn with<R>(f: &fn<'a>(x: &'a i32) -> R) -> R {
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LL + fn with<R>(f: &for<'a> fn(x: &'a i32) -> R) -> R {
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error: lifetime parameter `'a` only used once
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--> $DIR/issue-107998.rs:3:19
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LL | fn with<R>(f: &fn<'a>(x: &'a i32) -> R) -> R {
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| ^^ ---
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| | |
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| | ...is used only here
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| | help: elide the single-use lifetime
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| this lifetime...
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note: the lint level is defined here
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--> $DIR/issue-107998.rs:1:9
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LL | #![deny(single_use_lifetimes)]
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| ^^^^^^^^^^^^^^^^^^^^
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error: aborting due to 2 previous errors
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