97 lines
2.0 KiB
Rust
97 lines
2.0 KiB
Rust
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#![feature(slice_patterns)]
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#![deny(unreachable_patterns)]
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fn main() {
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let s: &[bool] = &[true; 0];
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let s0: &[bool; 0] = &[];
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let s1: &[bool; 1] = &[false; 1];
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let s2: &[bool; 2] = &[false; 2];
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let s3: &[bool; 3] = &[false; 3];
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let [] = s0;
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let [_] = s1;
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let [_, _] = s2;
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let [..] = s;
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let [..] = s0;
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let [..] = s1;
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let [..] = s2;
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let [..] = s3;
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let [_, _, ..] = s2;
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let [_, .., _] = s2;
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let [.., _, _] = s2;
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match s1 {
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[true, ..] => {}
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[.., false] => {}
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}
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match s2 {
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//~^ ERROR `&[false, true]` not covered
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[true, ..] => {}
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[.., false] => {}
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}
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match s3 {
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//~^ ERROR `&[false, _, true]` not covered
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[true, ..] => {}
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[.., false] => {}
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}
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match s {
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//~^ ERROR `&[false, true]` not covered
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[] => {}
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[true, ..] => {}
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[.., false] => {}
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}
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match s3 {
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//~^ ERROR `&[false, _, _]` not covered
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[true, .., true] => {}
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}
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match s {
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//~^ ERROR `&[_]` not covered
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[] => {}
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}
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match s {
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//~^ ERROR `&[_, _]` not covered
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[] => {}
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[_] => {}
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}
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match s {
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//~^ ERROR `&[false]` not covered
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[] => {}
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[true, ..] => {}
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}
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match s {
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//~^ ERROR `&[false, _]` not covered
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[] => {}
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[_] => {}
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[true, ..] => {}
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}
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match s {
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//~^ ERROR `&[_, false]` not covered
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[] => {}
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[_] => {}
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[.., true] => {}
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}
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match s {
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[true, ..] => {}
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[true, ..] => {} //~ ERROR unreachable pattern
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[true] => {} //~ ERROR unreachable pattern
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[..] => {}
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}
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match s {
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[.., true] => {}
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[.., true] => {} //~ ERROR unreachable pattern
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[true] => {} //~ ERROR unreachable pattern
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[..] => {}
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}
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match s {
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[false, .., true] => {}
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[false, .., true] => {} //~ ERROR unreachable pattern
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[false, true] => {} //~ ERROR unreachable pattern
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[false] => {}
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[..] => {}
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}
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}
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