cairo-native 0.8.0

A compiler to convert Cairo's IR Sierra code to MLIR and execute it.
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use array::Array;
use array::ArrayTrait;
use array::SpanTrait;
use option::OptionTrait;
use box::BoxTrait;

fn main() -> u32 {
    let mut data: Array<u32> = ArrayTrait::new();
    data.append(1_u32);
    data.append(2_u32);
    data.append(3_u32);
    data.append(4_u32);
    let sp = data.span();
    let slice = sp.slice(2, 2);
    *slice.get(0).unwrap().unbox()
}