slice-pattern-const-2.rs

#![deny(unreachable_patterns)]

fn main() {
    let s = &[0x00; 4][..]; //Slice of any value
    const MAGIC_TEST: &[u32] = &[4, 5, 6, 7]; //Const slice to pattern match with
    match s {
        MAGIC_TEST => (),
        [0x00, 0x00, 0x00, 0x00] => (),
        [4, 5, 6, 7] => (), //~ ERROR unreachable pattern
        _ => (),
    }
    match s {
        [0x00, 0x00, 0x00, 0x00] => (),
        MAGIC_TEST => (),
        [4, 5, 6, 7] => (), //~ ERROR unreachable pattern
        _ => (),
    }
    match s {
        [0x00, 0x00, 0x00, 0x00] => (),
        [4, 5, 6, 7] => (),
        MAGIC_TEST => (), //~ ERROR unreachable pattern
        _ => (),
    }
    const FOO: [u32; 1] = [4];
    match [99] {
        [0x00] => (),
        [4] => (),
        FOO => (), //~ ERROR unreachable pattern
        _ => (),
    }
}

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// Numeric Literals
//
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// Integer Literals
//
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// Literal Expressions
//
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// Array Expressions
//
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// Borrow Expression
//
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// Borrowing
//
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// Constants
//
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// Slice Types
//
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// Slice Patterns
//
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// Slice Pattern Matching
//
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// Literal Patterns
//
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// Literal Pattern Matching
//
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// Underscore Patterns
//
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// Underscore Pattern Matching