Non-reproducible behavior on Windows (with MSVC) #40

Describe the bug
_Position<T>::START_FEN or its Chess960 corresponding variable didn't get a value on runtime for MSVC

Minimal, Reproducible Example

#include <position.h>
chess::Position pos;
int main(){}

Partial test log

no

Full test log

no

Hardware/Software info

Compiler: MSVC
OS: Windows 11 x64

Specifically, if the issue is reported by logic analysis, provide solution if applicable.

Solution: revert const char* and cast to string when applicable