| error: invalid `?` in type | |
| --> $DIR/issue-84148-1.rs:1:14 | |
| | | |
| LL | fn f(t:for<>t?) | |
| | ^ `?` is only allowed on expressions, not types | |
| | | |
| help: if you meant to express that the type might not contain a value, use the `Option` wrapper type | |
| | | |
| LL | fn f(t:Option<for<>t>) | |
| | +++++++ ~ | |
| error: expected one of `->`, `where`, or `{`, found `<eof>` | |
| --> $DIR/issue-84148-1.rs:1:15 | |
| | | |
| LL | fn f(t:for<>t?) | |
| | ^ expected one of `->`, `where`, or `{` | |
| error: aborting due to 2 previous errors | |