type-sizes.c

   1 #include <stdio.h>
   2
   3 static void show_size(const char *msg, int size)
   4 {
   5         printf("%-15s: %d bytes (%2d bits)\n", msg, size, size * 8);
   6 }
   7
   8 int main(void)
   9 {
  10         show_size("char", sizeof(char));
  11         show_size("int", sizeof(int));
  12         show_size("short int", sizeof(short int));
  13         show_size("long int", sizeof(long int));
  14         show_size("long long", sizeof(long long));
  15         show_size("unsigned int", sizeof(unsigned int));
  16         show_size("signed int", sizeof(signed int));
  17         show_size("unsigned char", sizeof(unsigned char));
  18         show_size("signed char", sizeof(signed char));
  19         show_size("unsigned long *", sizeof(unsigned long *));
  20
  21         return 0;
  22 }