| error[E0308]: mismatched types | |
| --> $DIR/signature.rs:10:1 | |
| | | |
| LL | / pub unsafe extern fn foo(a: i32, b: u32) -> u32 { | |
| LL | | | |
| LL | | loop {} | |
| LL | | } | |
| | |_^ expected normal fn, found unsafe fn | |
| | | |
| = note: expected fn pointer `fn(proc_macro::TokenStream) -> proc_macro::TokenStream` | |
| found fn item `unsafe extern "C" fn(i32, u32) -> u32 {foo}` | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0308`. |