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#include <cstdarg>
#include <cstdint>
#include <cstdlib>
#include <ostream>
#include <new>
struct Foo {
enum class Tag {
A,
};
struct A_Body {
float _0[20];
};
Tag tag;
union {
A_Body a;
};
static Foo A(const float (&_0)[20]) {
Foo result;
for (int i = 0; i < 20; i++) {
::new (&result.a._0[i]) (float)(_0[i]);
}
result.tag = Tag::A;
return result;
}
bool IsA() const {
return tag == Tag::A;
}
};
extern "C" {
void root(Foo a);
} // extern "C"