rust/tests/ui/pattern/usefulness/integer-ranges/pointer-sized-int.rs

60 lines
1.7 KiB
Rust

//@ revisions: deny
#![allow(overlapping_range_endpoints)]
macro_rules! m {
($s:expr, $($t:tt)+) => {
match $s { $($t)+ => {} }
}
}
#[rustfmt::skip]
fn main() {
match 0usize {
//~^ ERROR non-exhaustive patterns
0..=usize::MAX => {}
}
match 0isize {
//~^ ERROR non-exhaustive patterns
isize::MIN..=isize::MAX => {}
}
m!(0usize, 0..=usize::MAX);
//~^ ERROR non-exhaustive patterns
m!(0usize, 0..5 | 5..=usize::MAX);
//~^ ERROR non-exhaustive patterns
m!(0usize, 0..usize::MAX | usize::MAX);
//~^ ERROR non-exhaustive patterns
m!((0usize, true), (0..5, true) | (5..=usize::MAX, true) | (0..=usize::MAX, false));
//~^ ERROR non-exhaustive patterns
m!(0usize, 0..);
m!(0usize, 0..5 | 5..);
m!(0usize, ..5 | 5..);
m!((0usize, true), (0..5, true) | (5.., true) | (0.., false));
m!(0usize, 0..=usize::MAX | usize::MAX..);
m!(0isize, isize::MIN..=isize::MAX);
//~^ ERROR non-exhaustive patterns
m!(0isize, isize::MIN..5 | 5..=isize::MAX);
//~^ ERROR non-exhaustive patterns
m!(0isize, isize::MIN..=-1 | 0 | 1..=isize::MAX);
//~^ ERROR non-exhaustive patterns
m!(0isize, isize::MIN..isize::MAX | isize::MAX);
//~^ ERROR non-exhaustive patterns
m!(
(0isize, true),
(isize::MIN..5, true) | (5..=isize::MAX, true) | (isize::MIN..=isize::MAX, false)
);
//~^^^ ERROR non-exhaustive patterns
m!(0isize, ..0 | 0..);
m!(0isize, ..5 | 5..);
m!((0isize, true), (..5, true)
| (5.., true) | (..0 | 0.., false));
m!(0isize, ..=isize::MIN | isize::MIN..=isize::MAX | isize::MAX..);
match 7usize {}
//~^ ERROR non-exhaustive patterns
}