115,116c115,117
< M5VarArgsFault(const std::string &format, CPRINTF_DECLARATION) :
< M5DebugFault((DebugFunc)Func, csprintf(format, VARARGS_ALLARGS))
---
> template<typename ...Args>
> M5VarArgsFault(const std::string &format, const Args &...args) :
> M5DebugFault((DebugFunc)Func, csprintf(format, args...))