pub unsafe fn check_gemm_f64(
m: usize,
n: usize,
k: usize,
alpha: f64,
a: *const f64,
a_rs: usize,
a_cs: usize,
b: *const f64,
b_rs: usize,
b_cs: usize,
beta: f64,
c: &[f64],
c_rs: usize,
c_cs: usize,
c_ref: &mut [f64],
unary: unsafe fn(_: *mut f64, m: usize),
eps: f64,
) -> f64