#include <cstdint>
#include <iostream>

#define LOCATION_IMPL(CNT)                                                              \
	[] {                                                                                \
		__asm("__metal_serial_" #CNT ":");                                              \
		extern const std::uintptr_t __code_location##CNT __asm("__metal_serial_" #CNT); \
		return &__code_location##CNT;                                                   \
	}()

#define LOCATION_IMPL2(CNT) LOCATION_IMPL(CNT)
#define LOCATION() LOCATION_IMPL2(__COUNTER__)

int main()
{
	std::cout << "main: " << reinterpret_cast<void*>(&main) << std::endl;
	auto loc = LOCATION();
	std::cout << "location: " << loc << std::endl;
	return 0;
}