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match-byte-array-patterns.rs
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match-byte-array-patterns.rs
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#![feature(slice_patterns)]
#![deny(unreachable_patterns)]
fn main() {
let buf = &[0, 1, 2, 3];
match buf {
b"AAAA" => {},
&[0x41, 0x41, 0x41, 0x41] => {} //~ ERROR unreachable pattern
_ => {}
}
match buf {
&[0x41, 0x41, 0x41, 0x41] => {}
b"AAAA" => {}, //~ ERROR unreachable pattern
_ => {}
}
match buf {
&[_, 0x41, 0x41, 0x41] => {},
b"AAAA" => {}, //~ ERROR unreachable pattern
_ => {}
}
match buf {
&[0x41, .., 0x41] => {}
b"AAAA" => {}, //~ ERROR unreachable pattern
_ => {}
}
let buf: &[u8] = buf;
match buf {
b"AAAA" => {},
&[0x41, 0x41, 0x41, 0x41] => {} //~ ERROR unreachable pattern
_ => {}
}
match buf {
&[0x41, 0x41, 0x41, 0x41] => {}
b"AAAA" => {}, //~ ERROR unreachable pattern
_ => {}
}
match buf {
&[_, 0x41, 0x41, 0x41] => {},
b"AAAA" => {}, //~ ERROR unreachable pattern
_ => {}
}
match buf {
&[0x41, .., 0x41] => {}
b"AAAA" => {}, //~ ERROR unreachable pattern
_ => {}
}
}