#include <stdio.h>
#include <stdint.h>
 
#define _packed __attribute__((packed))
 
 
_packed struct 
{
	uint8_t x1;	
	_packed int x2;
	_packed uint8_t x3[2];
	_packed int x4;
 
}byte_int;
 
int main(void) {
	printf("%p %p %p %p\n", &byte_int.x1, &byte_int.x2, &byte_int.x3, &byte_int.x4);
	printf("%u %u %u %u\n", (unsigned int)&byte_int.x1, (unsigned int)&byte_int.x2, (unsigned int)&byte_int.x3, (unsigned int)&byte_int.x4);	// I know it is an UB just to show the op in dec - easier to spot the odd and the even addresses
 
	return 0;
}
 

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