| error[E0261]: use of undeclared lifetime name `'f` | |
| --> $DIR/span-bug-issue-121414.rs:5:22 | |
| | | |
| LL | impl<'a> Bar for Foo<'f> { | |
| | - ^^ undeclared lifetime | |
| | | | |
| | help: consider introducing lifetime `'f` here: `'f,` | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0261`. |