#include "stdbool.h"
#include "stdint.h"
#include "stdio.h"
typedef struct {
union
{
uint64_t au;
int64_t ai;
} a_data;
bool b;
char* c;
} data_t;
int main() {
data_t d2 = { .a_data = { .ai = -10}, true, 0};
}
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