Function saxpy

src/tests/correctness/blas-lapack.c:749–752

}

void saxpy( int n, float alpha, float *x, int incx,  float *y, int incy)
{
    saxpy_(&n, &alpha, x, &incx, y, &incy);
}

void daxpy( int n, double alpha, double *x, int incx,  double *y, int incy)
{