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#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
enum A {
A_A1,
A_A2,
A_A3,
/**
* Must be last for serialization purposes
*/
A_Sentinel,
};
typedef uint8_t A;
enum B {
B_B1,
B_B2,
B_B3,
/**
* Must be last for serialization purposes
*/
B_Sentinel,
};
typedef uint8_t B;
enum C_Tag {
C_C1,
C_C2,
C_C3,
/**
* Must be last for serialization purposes
*/
C_Sentinel,
};
typedef uint8_t C_Tag;
typedef struct {
C_Tag tag;
uint32_t a;
} C_C1_Body;
typedef struct {
C_Tag tag;
uint32_t b;
} C_C2_Body;
typedef union {
C_Tag tag;
C_C1_Body c1;
C_C2_Body c2;
} C;
void root(A a, B b, C c);