rust/tests/ui/type-alias-impl-trait/unconstrained-impl-param.st...

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error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates
--> $DIR/unconstrained-impl-param.rs:11:6
|
LL | impl<'a> Trait for Opaque<&'a str> {
| ^^ unconstrained lifetime parameter
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0207`.