#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
#pragma pack(1)  // Tell GCC to not add any padding between struct fields.

// PADDING … and why we sometimes use #pragma pack(1)

typedef struct _Node {
    struct _Node* next;  // 8 bytes for an address  on our platform
    int value;           // 4 bytes for an int      on our platform
} Node;         // expect: 12 bytes for the Node object … and we get it!!!

int main(int argc, char* argv[]) {
    assert(sizeof(Node) == 12); // SUCCEEDS
    // Reminder: do not use sizeof(TYPE) in your code; this is for illustration

    printf("sizeof(Node) == %zd\n", sizeof(Node));
    // 16 due to padding added by compiler for optimization of memory flow from 
    // RAM to CPU.

    return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */


/*

*/