已解决:g++: error: unrecognized command line option ‘-Wnull-dereference‘
VS运行正常的c++代码,出现错误:正在执行任务:C:/Windows/System32/cmd.exe/d/cg++-Wall-Wextra-Wpedantic-Wshadow-Wformat=2-Wcast-align-Wconversion-Wsign-conversion-Wnull-dereference-g3-O0-ce:\Desktop\C++\hdu\1000.cpp-o.\bui