c++ファイルは、少なくとも1つの廃棄または古いヘッダを含む

#warning This file includes at least one deprecated or antiquated header which may be removed without further notice at a future date. Please use a non-deprecated interface with equivalent functionality instead. For a listing of replacement headers and interfaces, consult the file backward_warning.h. To disable this warning use -Wno-deprecated.

g++ -o c++_test c++_test.cpp -Wno-deprecated