Writing Your Own Toy Compiler Using Flex, Bison and LLVM

Writing Your Own Toy Compiler Using Flex, Bison and LLVM

Update (March 19 2010): this article was updated for LLVM 2.6 thanks to a great patch by John Harrison. He rocks! I’ve always been interested in compilers and languages, but interest only gets you so far. A lot of the concepts of compiler design can easily go way over most programmers’ heads, even the intelligent ones. Needless to say, I’ve tried, without much success, to write a small toy languag

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