Minimally Testable `__func__` Check in Visual Studio

#include <stdio.h>

void 🦄(void) { // I tried with both Unicode and Mutli-Byte character sets and it appers to produce UTF-8 output both times
printf("%s, Size: %zu", __func__, sizeof(__func__));
}

int main()
{
    🦄();
    return 0;
}