#include <stdio.h>
#include <stdbool.h>
#include <stddef.h>
#include <string.h>
 
typedef struct A_
{
bool t;
long long s;
} A;
 
typedef struct B_
{
int t;
long long s;
} B;
 
int main(void) {
A r1;
A r2;
 
r1.t = false;
r1.s = 123123123;
 
r2  = r1;
 
size_t Asize = sizeof(A);
size_t paddSizeA = offsetof(A, s) - sizeof(r1.t);
int Aresult = memcmp(&r1, &r2, sizeof(A));
 
B k1;
B k2;
 
k1.t = 0;
k1.s = 123123123;
 
k2 = k1;
 
size_t Bsize = sizeof(B);
size_t paddSizeB = offsetof(B, s) - sizeof(k1.t);
int Bresult = memcmp(&k1, &k2, sizeof(B));
 
printf("A struct size: %d -- Paddind A struct: %d -- memcmp res: %d\n", Asize, paddSizeA, Aresult);
printf("B struct size: %d -- Paddind B struct: %d -- memcmp res: %d\n", Bsize, paddSizeB, Bresult);
return 0;
}

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