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