C语言位域

#include <stdio.h>
#include <string.h>

/* define simple structure */
struct {
   unsigned int wIDthValIDated;
   unsigned int heightValIDated;
} status1;

/* define a structure with bit fIElds */
struct {
   unsigned int wIDthValIDated : 1;
   unsigned int heightValIDated : 1;
} status2;

int main( ) {

   printf( "Memory size occupIEd by status1 : %d\n", sizeof(status1));
   printf( "Memory size occupIEd by status2 : %d\n", sizeof(status2));

   return 0;
}