Dump of assembler code for function op_dec_addr:
   0x000000000040158d <+0>:     push   rbp
   0x000000000040158e <+1>:     mov    rbp,rsp
   0x0000000000401591 <+4>:     dec    rsi
   0x0000000000401594 <+7>:     cmp    rsi,rbx
   0x0000000000401597 <+10>:    jl     0x4015e7 <op_dec_addr+90>
   0x0000000000401599 <+12>:    mov    rdx,rsi
   0x000000000040159c <+15>:    sub    rdx,rbx
   0x000000000040159f <+18>:    mov    rdi,rcx
   0x00000000004015a2 <+21>:    sub    rdi,rbx
   0x00000000004015a5 <+24>:    add    rdi,0x20
   0x00000000004015a9 <+28>:    push   rsi
   0x00000000004015aa <+29>:    push   rbx
   0x00000000004015ab <+30>:    push   rcx
   0x00000000004015ac <+31>:    push   rdi
   0x00000000004015ad <+32>:    mov    rsi,rdi
   0x00000000004015b0 <+35>:    mov    rdi,rbx
   0x00000000004015b3 <+38>:    call   0x400ce0 <realloc@plt>
   0x00000000004015b8 <+43>:    pop    rdi
   0x00000000004015b9 <+44>:    pop    rcx
   0x00000000004015ba <+45>:    pop    rbx
   0x00000000004015bb <+46>:    pop    rsi
   0x00000000004015bc <+47>:    cmp    rax,0x0
   0x00000000004015c0 <+51>:    jne    0x4015c9 <op_dec_addr+60>
   0x00000000004015c2 <+53>:    push   0x1
   0x00000000004015c4 <+55>:    call   0x4015ea <_abort>
   0x00000000004015c9 <+60>:    mov    rbx,rax
   0x00000000004015cc <+63>:    mov    rsi,rbx
   0x00000000004015cf <+66>:    add    rsi,0x20
   0x00000000004015d3 <+70>:    add    rsi,rdx
   0x00000000004015d6 <+73>:    mov    rcx,rbx
   0x00000000004015d9 <+76>:    add    rcx,rdi
=> 0x00000000004015dc <+79>:    mov    BYTE PTR [rax],0x0
   0x00000000004015df <+82>:    inc    rax
   0x00000000004015e2 <+85>:    cmp    rax,rsi
   0x00000000004015e5 <+88>:    jne    0x4015dc <op_dec_addr+79>
   0x00000000004015e7 <+90>:    nop
   0x00000000004015e8 <+91>:    pop    rbp
   0x00000000004015e9 <+92>:    ret
End of assembler dump.