Install gcc-7-locales by entering the following commands in the terminal:
sudo apt update sudo apt install gcc-7-locales
Description:
GCC, the GNU compiler collection (native language support files)
Native language support for GCC. Lets GCC speak your language, if translations are available. . Please do NOT submit bug reports in other languages than "C". Always reset your language settings to use the "C" locales.
Homepage: http://gcc.gnu.org/
Version: 7.3.0-16ubuntu3
Section: universe/devel