橘子味的心
标题:位域

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;

}

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