| error[E0308]: mismatched types | |
| --> $DIR/issue-10764.rs:4:15 | |
| | | |
| LL | fn main() { f(bar) } | |
| | ^^^ expected "Rust" fn, found "C" fn | |
| | | |
| = note: expected fn pointer `fn()` | |
| found fn item `extern "C" fn() {bar}` | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0308`. |