Fix a warning.
Fix a warning.
nelson4722/cppformat,Jopie64/cppformat,wangshijin/cppformat,Jopie64/cppformat,mojoBrendan/fmt,mojoBrendan/fmt,nelson4722/cppformat,nelson4722/cppformat,wangshijin/cppformat,seungrye/cppformat,seungrye/cppformat,blaquee/cppformat,lightslife/cppformat,Jopie64/cppformat,seungrye/cppformat,cppformat/cppformat,cppformat/cppformat,wangshijin/cppformat,alabuzhev/fmt,blaquee/cppformat,dean0x7d/cppformat,cppformat/cppformat,mojoBrendan/fmt,dean0x7d/cppformat,alabuzhev/fmt,blaquee/cppformat,lightslife/cppformat,dean0x7d/cppformat,alabuzhev/fmt,lightslife/cppformat