gdb_easy_disas_main

$ gdb -q ./easy
(gdb) disas main
Dump of assembler code for function main:
0x0804843a <main+0>:    lea    0x4(%esp),%ecx
0x0804843e <main+4>:    and    $0xfffffff0,%esp
0x08048441 <main+7>:    pushl  -0x4(%ecx)
0x08048444 <main+10>:   push   %ebp
0x08048445 <main+11>:   mov    %esp,%ebp
0x08048447 <main+13>:   push   %ecx
0x08048448 <main+14>:   sub    $0x14,%esp
0x0804844b <main+17>:   mov    %ecx,-0xc(%ebp)
0x0804844e <main+20>:   mov    -0xc(%ebp),%eax
0x08048451 <main+23>:   cmpl   $0x2,(%eax)
0x08048454 <main+26>:   je     0x8048462 <main+40>
0x08048456 <main+28>:   movl   $0x1,(%esp)
0x0804845d <main+35>:   call   0x8048340 <exit@plt>
0x08048462 <main+40>:   mov    -0xc(%ebp),%edx
0x08048465 <main+43>:   mov    0x4(%edx),%eax
0x08048468 <main+46>:   add    $0x4,%eax
0x0804846b <main+49>:   mov    (%eax),%eax
0x0804846d <main+51>:   mov    %eax,(%esp)
0x08048470 <main+54>:   call   0x8048404 <vulnerable>
0x08048475 <main+59>:   add    $0x14,%esp
0x08048478 <main+62>:   pop    %ecx
0x08048479 <main+63>:   pop    %ebp
0x0804847a <main+64>:   lea    -0x4(%ecx),%esp
0x0804847d <main+67>:   ret
End of assembler dump.