.file   "callfunc.c"
        .intel_syntax noprefix
        .text
        .globl  main
        .type   main, @function
main:
        lea     ecx, [esp+4]
        and     esp, -16
        push    DWORD PTR [ecx-4]
        push    ebp
        mov     ebp, esp
        push    ecx
        sub     esp, 20
        push    10
        push    8
        push    4
        push    2
        call    sum
        add     esp, 16
        mov     DWORD PTR [ebp-12], eax
        mov     eax, 0
        mov     ecx, DWORD PTR [ebp-4]
        leave
        lea     esp, [ecx-4]
        ret
        .size   main, .-main
        .globl  sum
        .type   sum, @function
sum:
        push    ebp
        mov     ebp, esp
        mov     edx, DWORD PTR [ebp+8]
        mov     eax, DWORD PTR [ebp+12]
        add     edx, eax
        mov     eax, DWORD PTR [ebp+16]
        add     edx, eax
        mov     eax, DWORD PTR [ebp+20]
        add     eax, edx
        pop     ebp
        ret
        .size   sum, .-sum
        .ident  "GCC: (Ubuntu 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609"
        .section        .note.GNU-stack,"",@progbits