// MIR for `FOO::promoted[0]` after SimplifyCfg-elaborate-drops

promoted[0] in FOO: &[&i32; 1] = {
    let mut _0: &[&i32; 1];
    let mut _1: [&i32; 1];
    let mut _2: &i32;
    let mut _3: *const i32;

    bb0: {
        _3 = const {alloc3: *const i32};
        _2 = &(*_3);
        _1 = [move _2];
        _0 = &_1;
        return;
    }
}

alloc3 (extern static: X)