Function liblbfgs_sys::lbfgs_malloc

pub unsafe extern "C" fn lbfgs_malloc(
    n: c_int
) -> *mut lbfgsfloatval_t

Allocate an array for variables.

This function allocates an array of variables for the convenience of ::lbfgs function; the function has a requreiemt for a variable array when libLBFGS is built with SSE/SSE2 optimization routines. A user does not have to use this function for libLBFGS built without SSE/SSE2 optimization.

@param n The number of variables.