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Non-Compliant Code Example

One would expect the In the example below to output , assuming the size of buf is equal sizeof(size_t) + (sizeof(char) * 50), which would equal 54 (assuming sizeof(size_t) is 4) . However, the example is incorrect. The sizeof(buf) may actually evaluate the size of buf to be 56 due to padding.

Code Block
struct buffer {
    size_t size;
    char buffer[50];
};

int main(int argc, char *argv[]) {
  struct buffer buf;

  printf("%u",sizeof(buf));

  return 0;
}