00000000 <func>:

void func(unsigned long long *x, unsigned y)

{

0: 8b 4c 24 04 mov 0x4(%esp),%ecx

*x += y;

4: 31 d2 xor %edx,%edx

6: 8b 44 24 08 mov 0x8(%esp),%eax

a: 01 01 add %eax,(%ecx)

c: 11 51 04 adc %edx,0x4(%ecx)

f: c3 ret