birkenfeld

000000000000e5a0 <rust_test::lis_fast>:
    e5a0:       55                      push   rbp
    e5a1:       41 57                   push   r15
    e5a3:       41 56                   push   r14
    e5a5:       41 55                   push   r13
    e5a7:       41 54                   push   r12
    e5a9:       53                      push   rbx
    e5aa:       48 83 ec 68             sub    rsp,0x68
    e5ae:       48 85 d2                test   rdx,rdx
    e5b1:       74 66                   je     e619 <rust_test::lis_fast+0x79>