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Claude’s C Compiler is a remarkable experiment in automated software generation: a full C compiler written from scratch in Rust entirely by an AI model (Claude Opus 4.6) with minimal human intervention, capable of targeting multiple architectures like x86-64, i686, ARM, and RISC-V. The project implements every part of a traditional compiler — the lexer, parser, intermediate representation, optimizer, code generator, assembler, linker, and debug info emitter — without relying on any external toolchain, producing standalone executables in the ELF format. While still early and not fully validated for correctness, it demonstrates the frontier of what sophisticated AI can build in complex, systems-level software domains, including the potential to compile real operating systems and large software projects.
Features
- Fully AI-generated C compiler in Rust
- Targets common architectures (x86-64, i686, ARM, RISC-V)
- Zero external dependencies — built-in assembler & linker
- Generates native ELF binaries
- SSA-based IR with optimizer passes
- Experimental proof-of-concept for AI-driven systems software
Project Samples
