Running into "error: […] is a c++ extension"
After running: g++ –std=c++11 -ansi -pedantic-errors -Wall -o test_database test_database.cpp I am receiving the following errors: ./database.h:40:10: error: ‘auto’ type specifier is a C++11 extension [-Werror,-Wc++11-extensions] for (auto x:composerMap_) { ^ ./database.h:40:16: error: range-based for loop is a C++11 extension [-Werror,-Wc++11-extensions] for (auto x:composerMap_) { Yet note that I have already added the ‘–std=c++11’ flag… Read More Running into "error: […] is a c++ extension"