rust/tests/ui/issues/issue-22034.rs

fn main() {
    let ptr: *mut () = core::ptr::null_mut();
    let _: &mut dyn Fn() = unsafe {
        &mut *(ptr as *mut dyn Fn())
        //~^ ERROR expected a `Fn()` closure, found `()`
    };
}
Add tests for E-needstest issues Closes #20772 Closes #20939 Closes #21950 Closes #22034 2015-04-10 06:12:54 +00:00			`fn main() {`
Make use of `ptr::null(_mut)` instead of casting zero 2019-06-17 10:52:37 +00:00			`let ptr: *mut () = core::ptr::null_mut();`
Update ui test suite to use dyn 2019-05-28 18:46:13 +00:00			`let _: &mut dyn Fn() = unsafe {`
			`&mut (ptr as mut dyn Fn())`
Pretty print Fn traits in rustc_on_unimplemented 2023-10-05 01:50:00 +00:00			//~^ ERROR expected a `Fn()` closure, found `()`
Add tests for E-needstest issues Closes #20772 Closes #20939 Closes #21950 Closes #22034 2015-04-10 06:12:54 +00:00			`};`
			`}`