#include<stdio.h>
#include<stdlib.h>

struct abc {
	int a;
	double b;
	char c;
	double *d;
};

struct def {
	int d;
	struct abc e;
	struct abc *f;
};

void print_abc(struct abc a){
	printf("\tstruct abc:\n");
	printf("\ta=%d, b=%lf, c=%d, d=%p\n", a.a, a.b, a.c, a.d);
}
void print_def(struct def b){
	printf("\tstruct def:\n");
	printf("\td=%d, f=%p\n", b.d, b.f);
	print_abc(b.e);
}

__code cs_exit(int a){
	printf("cs_exit : a=%d.\n", a);
	exit(a);
}

__code cs0(struct abc a, struct def b, int c){
	printf("cs0     :\n");
	printf("c=%d\n", c);
	print_abc(a);
	print_def(b);
	goto cs_exit( c*a.a+b.e.c );
}


__code cs_goto(int c, struct abc a, struct def b){
	printf("cs_goto :\n");
	printf("c=%d\n", c);
	print_abc(a);
	print_def(b);
	goto cs0(a, b, c);
}

int function(){
	struct abc A;
	struct def B;
	A.a = 10, A.b = 20.02, A.c = '\0', A.d = (void*)0xad;
	B.d = 30, B.f = (void*)0xbf;
	B.e.a = 50, B.e.b = 60.06, B.e.c = '\1', B.e.d = (void*)0xed;

	printf("function  :\n");
	print_abc(A);
	print_def(B);
	//printf("20*%d + 30*%d + 40*%d + 50*%d  =\n", a, b, c, d);
	goto cs_goto(100, A, B);
	return 0;
}

int main(int argc, char **argv){
	struct abc A;
	struct def B;
	//int a=10, b=20, c=30, d=40, e=50, f=60, g=70;
	A.a = 10, A.b = 20.02, A.c = '\0', A.d = (void*)0xad;
	B.d = 30, B.f = (void*)0xbf;
	B.e.a = 50, B.e.b = 60.06, B.e.c = '\1', B.e.d = (void*)0xed;

	/*
	printf("main    :\n");
	print_abc(A);
	print_def(B);
	//printf("20*%d + 30*%d + 40*%d + 50*%d  =\n", a, b, c, d);
	goto cs_goto(100, A, B);
	*/
	function();
	return 0;
}