You use it when you need a parser or a lexer. Even GCC used to use it (they swit...

gnulinux on Jan 26, 2019 | parent | context | favorite | on: GNU Bison 3.3 released

You use it when you need a parser or a lexer. Even GCC used to use it (they switched to a recursive descent parser a few years ago). Not sure what's surprising here. Maybe you're not familiar parsers?