rust/tests/fail/function_pointers/cast_fn_ptr1.rs

fn main() {
    fn f() {}

    let g = unsafe { std::mem::transmute::<fn(), fn(i32)>(f) };

    g(42) //~ ERROR: calling a function with more arguments than it expected
}
Update for changes in rustc. 2016-08-27 01:44:46 -06:00			`fn main() {`
call error location was fixed by rustup 2020-03-21 12:52:23 +01:00			`fn f() {}`
forbid calling functions through pointers of a different type 2016-06-14 10:34:54 +02:00
Format tests and benches with rustfmt (1-50 of 300) 2022-06-19 20:33:59 -07:00			`let g = unsafe { std::mem::transmute::<fn(), fn(i32)>(f) };`
forbid calling functions through pointers of a different type 2016-06-14 10:34:54 +02:00
require level and colon in `//~` style comments 2022-07-11 11:44:55 +00:00			`g(42) //~ ERROR: calling a function with more arguments than it expected`
forbid calling functions through pointers of a different type 2016-06-14 10:34:54 +02:00			`}`