os-rust/tests/ui/half-open-range-patterns/half-open-range-pats-thir-lower-empty.rs

macro_rules! m {
    ($s:expr, $($t:tt)+) => {
        match $s { $($t)+ => {} }
    }
}

fn main() {
    m!(0, ..u8::MIN);
    //~^ ERROR lower range bound must be less than upper
    m!(0, ..u16::MIN);
    //~^ ERROR lower range bound must be less than upper
    m!(0, ..u32::MIN);
    //~^ ERROR lower range bound must be less than upper
    m!(0, ..u64::MIN);
    //~^ ERROR lower range bound must be less than upper
    m!(0, ..u128::MIN);
    //~^ ERROR lower range bound must be less than upper

    m!(0, ..i8::MIN);
    //~^ ERROR lower range bound must be less than upper
    m!(0, ..i16::MIN);
    //~^ ERROR lower range bound must be less than upper
    m!(0, ..i32::MIN);
    //~^ ERROR lower range bound must be less than upper
    m!(0, ..i64::MIN);
    //~^ ERROR lower range bound must be less than upper
    m!(0, ..i128::MIN);
    //~^ ERROR lower range bound must be less than upper

    // FIXME(f16_f128): add tests when NEG_INFINITY is available
    m!(0f32, ..f32::NEG_INFINITY);
    //~^ ERROR lower range bound must be less than upper
    m!(0f64, ..f64::NEG_INFINITY);
    //~^ ERROR lower range bound must be less than upper

    m!('a', ..'\u{0}');
    //~^ ERROR lower range bound must be less than upper
}