axpy 0.3.0

Macro for auto-vectorizing n-ary linear combinations
Documentation 
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#![feature(trace_macros)]
trace_macros!(true);

#[macro_use] extern crate axpy;

#[test]
fn form_basic() {
    let x: [i32; 4] = [1, 2, 3, 4];
    let y: [i32; 4] = [4, 3, 2, 1];
    let mut z: [i32; 4] = [0, 0, 0, 0];
    axpy![z = x + y];
    assert_eq!(z, [5, 5, 5, 5]);
}

#[test]
fn form_advanced() {
    let x: [f64; 4] = [1.0, 2.0, 3.0, 4.0];
    let y: [f64; 4] = [4.0, 3.0, 2.0, 1.0];
    let mut z: [f64; 4] = [10., 100., 1000., 10000.];
    axpy![z = 2.*z - x + 3. * y];
    assert_eq!(z, [31f64, 207., 2003., 19999.]);
}