rust/tests/ui/issues/issue-48131.rs

31 lines
778 B
Rust

// This note is annotated because the purpose of the test
// is to ensure that certain other notes are not generated.
#![deny(unused_unsafe)] //~ NOTE
// (test that no note is generated on this unsafe fn)
pub unsafe fn a() {
fn inner() {
unsafe { /* unnecessary */ } //~ ERROR unnecessary `unsafe`
//~^ NOTE
}
inner()
}
pub fn b() {
// (test that no note is generated on this unsafe block)
unsafe {
fn inner() {
unsafe { /* unnecessary */ } //~ ERROR unnecessary `unsafe`
//~^ NOTE
}
// `()` is fine to zero-initialize as it is zero sized and inhabited.
let () = ::std::mem::zeroed();
inner()
}
}
fn main() {}