use_vectors

const use_vectors = switch (builtin.zig_backend) {
    // These backends don't support vectors yet.
    .stage2_aarch64,
    .stage2_powerpc,
    .stage2_riscv64,
    => false,
    // The SPIR-V backend does not support the optimized path yet.
    .stage2_spirv => false,
    else => true,
}