Question

What is the size of a struct with 1 bit in C

Answer 1

#include <stdio.h> 

// unsigned int = 32 bit = 4 bytes

struct Bit { unsigned int bit: 1; };

int main(void)
{   
    struct Bit b;
    
    size_t size_in_byte = sizeof(b);
    
    printf("%zu\n", size_in_byte);

    return 0;
}


        
/*
run:
     
4

*/

 

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