Irony-Mode
A C/C++ minor mode for Emacs powered by libclang
..., but the MELPA package is desired, uninstall the version managed by apt; Likewise, installing from both MELPA and straight.el may result in a state that requires a manual workaround. The backports mechanism is the recommended and officially supported method of accessing newer versions than Debian stable provides. In order to work correctly, irony-mode needs to know the compile flags. irony-cdb aims to provide as automatic as possible compile flags discovery, with minimal user input.