test/tint/buffer/storage/types/array4_f32.wgsl

@group(0) @binding(0)
var<storage, read> in : array<f32, 4>;

@group(0) @binding(1)
var<storage, read_write> out : array<f32, 4>;

@compute @workgroup_size(1)
fn main() {
  out = in;
}