#include <stdlib.h>
#include <stdio.h>

typedef struct 
{
  unsigned char a;
  unsigned char b;
  unsigned char c;
} TDummy;
// } __attribute__((__may_alias__)) TDummy;

typedef struct
{
  unsigned char foo;
  unsigned char bar;
  char raw[10];
  unsigned char tmp;
  unsigned char pop;
} TData;

int main (int ac, char** av)
{
  TData data;
  char raw[10];
  TDummy* pFoo = NULL;
  char* pChar = NULL;

  // Init
  for (unsigned char i = 0; i < 10; ++i)
  {
    data.raw[i] = i;
    raw[i] = i;
  }

  // RAW ACCESS =================================================
  printf ("Raw   => ");
  for (unsigned char i = 0; i < 10; ++i)
  {
    printf ("%d", raw[i]);
    if (i != 9)
      printf (",");
  }
  printf ("\n");
      
  // No warning
  pChar = raw;
  printf ("Void  => ");
  printf ("%d,", *(pChar));
  pChar++;
  printf ("%d\n", *(pChar));
  pChar++;

  // No warning - Why ???
  pFoo = (TDummy*) (raw);
  printf ("Dummy => %d,%d\n", pFoo->a, pFoo->b);

  // DATA ACCESS =================================================
  printf ("Data  => ");
  for (unsigned char i = 0; i < 10; ++i)
  {
    printf ("%d", data.raw[i]);
    if (i != 9)
      printf (",");
  }
  printf ("\n");

  // No warning
  pChar = data.raw;
  printf ("Void  => ");
  printf ("%d,", *(pChar));
  pChar++;
  printf ("%d\n", *(pChar));
  pChar++;

  // Strict aliasing warning - Why ???
  pFoo = (TDummy*) (data.raw);
  printf ("Dummy => %d,%d\n", pFoo->a, pFoo->b);
}