Wow, that is very easy to miss. Then I went and looked at Copper and it's a significant piece of work by itself. It's self-hosted (written in Copper), and has

Wow, that is very easy to miss. Then I went and looked at Copper and it's a significant piece of work by itself. It's self-hosted (written in Copper), and has LLVM, x86, and x64 backends, and is portable to multiple OSes. ~/src/languages/copper-4.5/src$ wc -l *.co */*.co 5296 builder.co 1002 commons.co 604 lexer.co 191 main.co 2067 parser.co 2437 codegen/generator-c.co 508 codegen/generator-dump.co 2388 codegen/generator-llvm.co 8896 codegen/generator-x64.co 9617 codegen/generator-x86.co 534 data/ast.co 1466 data/object-file-coff.co 1185 data/object-file-elf64.co 1367 data/object-file-elf.co 5538 data/program.co 461 data/token.co 43557 total