How the First C Compiler Was Built Using Self‑Bootstrapping Subsets

The article explains how early C compilers were created by progressively compiling smaller C subsets—from an assembly‑written C0 up to a full C compiler—detailing the historical context, subset selection, and the self‑compilation technique that made the first C compiler possible.

C languagecompiler bootstrappinghistorical computing

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How the First C Compiler Was Built Using Self‑Bootstrapping Subsets