rust/tests/ui/lint/no-coverage.rs

55 lines
1.6 KiB
Rust

#![feature(extern_types)]
#![feature(coverage_attribute)]
#![feature(impl_trait_in_assoc_type)]
#![warn(unused_attributes)]
#![coverage(off)]
//~^ WARN: `#[coverage]` does not propagate into items and must be applied to the contained functions directly
#[coverage(off)]
//~^ WARN: `#[coverage]` does not propagate into items and must be applied to the contained functions directly
trait Trait {
#[coverage(off)] //~ ERROR `#[coverage]` must be applied to coverable code
const X: u32;
#[coverage(off)] //~ ERROR `#[coverage]` must be applied to coverable code
type T;
type U;
}
#[coverage(off)]
//~^ WARN: `#[coverage]` does not propagate into items and must be applied to the contained functions directly
impl Trait for () {
const X: u32 = 0;
#[coverage(off)] //~ ERROR `#[coverage]` must be applied to coverable code
type T = Self;
#[coverage(off)] //~ ERROR `#[coverage]` must be applied to coverable code
type U = impl Trait; //~ ERROR unconstrained opaque type
}
extern "C" {
#[coverage(off)] //~ ERROR `#[coverage]` must be applied to coverable code
static X: u32;
#[coverage(off)] //~ ERROR `#[coverage]` must be applied to coverable code
type T;
}
#[coverage(off)]
fn main() {
#[coverage(off)]
//~^ WARN `#[coverage]` may only be applied to function definitions
let _ = ();
match () {
#[coverage(off)]
//~^ WARN `#[coverage]` may only be applied to function definitions
() => (),
}
#[coverage(off)]
//~^ WARN `#[coverage]` may only be applied to function definitions
return ();
}