/* Contributed by Anton Vasilyev. */

#include <stdlib.h>
#include <string.h>

struct A {
	unsigned char a;
	unsigned char b:2;
	unsigned char c:2;
	unsigned char pad1[2];
	unsigned int d;
	unsigned char e;
	unsigned char pad2[3];
} __attribute__((packed));

struct A d;
int main(void)
{
	struct A *p;
	p = malloc(12);
	d.a = 1;
	d.b = 2;
	d.c = 3;
	d.d = 4;
	d.e = 5;
	memcpy(p, &d, 4);
	if (p->a != 1) {
		free(p);
	}
	if (p->b != 2) {
		free(p);
	}
	if (p->c != 3) {
		free(p);
	}
	if (p->d != 4) { //ERROR: offsetof(struct A, d) == 4, wasn't copied
		free(p);
	}
	free(p);
}