karijes writes with news that the Middle End Lisp Translator extension for GCC has hit 1.0: "MELT is a high-level domain specific language for extending, customizing and exploring the GNU Compiler Collection. It targets advanced GCC users, giving them ability to hook on almost any GCC stage during compilation or interpretation phases. This release brings a lot of new things."
New features include defmacro
and changes to the antiquote operator.