test/cases/compile_errors/switch_expression-duplicate_enumeration_prong.zig


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const Number = enum {
    One,
    Two,
    Three,
    Four,
};
fn f(n: Number) i32 {
    switch (n) {
        Number.One => 1,
        Number.Two => 2,
        Number.Three => @as(i32, 3),
        Number.Four => 4,
        Number.Two => 2,
    }
}

export fn entry() usize {
    return @sizeOf(@TypeOf(&f));
}

// error
//
// :13:15: error: duplicate switch value
// :10:15: note: previous value here