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How I wrote a self-hosting C compiler in 40 days

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429 points rui314 | 1 comments | 14 Dec 15 14:07 UTC | HN request time: 0s | source
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peter303 ◴[14 Dec 15 16:36 UTC] No.10732006[source]▶
Long ago UNIX had compiler writing tools like yacc and lex. I wonder if they are useful for exercises like this.
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1. kayamon ◴[14 Dec 15 18:00 UTC] No.10732595[source]▶
C is actually easier to parse by hand because of its wacky declaration syntax.