38 lines
935 B
Rust
38 lines
935 B
Rust
#![feature(precise_pointer_size_matching)]
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#![feature(exclusive_range_pattern)]
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macro_rules! m {
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($s:expr, $($t:tt)+) => {
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match $s { $($t)+ => {} }
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}
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}
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fn main() {
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match 0usize {
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0 ..= usize::MAX => {}
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}
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match 0isize {
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isize::MIN ..= isize::MAX => {}
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}
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m!(0usize, 0..=usize::MAX);
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m!(0usize, 0..5 | 5..=usize::MAX);
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m!(0usize, 0..usize::MAX | usize::MAX);
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m!((0usize, true), (0..5, true) | (5..=usize::MAX, true) | (0..=usize::MAX, false));
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m!(0isize, isize::MIN..=isize::MAX);
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m!(0isize, isize::MIN..5 | 5..=isize::MAX);
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m!(0isize, isize::MIN..isize::MAX | isize::MAX);
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m!((0isize, true), (isize::MIN..5, true)
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| (5..=isize::MAX, true) | (isize::MIN..=isize::MAX, false));
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match 0isize {
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isize::MIN ..= -1 => {}
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0 => {}
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1 ..= isize::MAX => {}
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}
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match 7usize {}
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//~^ ERROR non-exhaustive patterns
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}
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