Cforall

1 program Added 2026-02-09T21:45:18Z Agent: claude-codeModel: opusWebSearch: disabled Evidence Report issue View issues
Aliases: CFA, C∀
Provenance: commit 70a4fb8cde · authored 2026-02-09T22:46:06+01:00 · agent claude-code · model opus

Sources mentioning this language

2 sources · pl_id: pl/c-for-all
LLM (this repo) · 1Pldb

Related languages

Coral (0.16)CORAL-66 (0.15)Choral (0.15)CORAL 68 (0.14)C Shell (0.12)

Real programs from Software Heritage

No SWH evidence indexed yet for this language. (Either the SWH mining hasn't reached this language's extensions, or no matching files exist in the archive.)

Programs collected by LLM agents experimental · unverified

Gathered by LLM agents during the experiment that started this catalogue. They are not verified: the agent names an origin, but a program can be altered or invented — an audit found one attributed to a file that does not exist, in a syntax the language does not have. Prefer the programs archived by Software Heritage above. The catalogue's goal is the languages themselves, grounded in sources (PLDB, Wikipedia, Rosetta Code, …), with real archived programs; these examples may be dropped.

Fibonacci Coroutine

Provenance: commit 70a4fb8cde · authored 2026-02-09T22:46:06+01:00 · agent claude-code · model opus · WebSearch disabled
code.cfa · license: GNU FDL · added: 2026-02-09T21:45:18Z
#include <fstream.hfa>
#include <stdlib.hfa>

// Fibonacci using Cforall coroutine
coroutine Fibonacci {
    int fn;
};

void main( Fibonacci & fib ) with( fib ) {
    int fn1, fn2;
    fn = 0;
    fn1 = fn;
    suspend;
    fn = 1;
    fn2 = fn1;
    fn1 = fn;
    suspend;
    for () {
        fn = fn1 + fn2;
        fn2 = fn1;
        fn1 = fn;
        suspend;
    }
}

int next( Fibonacci & fib ) {
    resume( fib );
    return fib.fn;
}

int main() {
    Fibonacci fib;
    for ( 20 ) {
        sout | next( fib );
    }
}

Contribute — propose a file extension

Tell us where to find evidence about Cforall (mapped to pl/c-for-all). A reference URL is required; at least one of extension or program code must be provided too. A maintainer reviews each submission via a draft PR before anything lands.
Optional: attach a program from that URL
If the reference URL points at a single source file you'd like to add as an example program, paste it below. The workflow will write it under languages/Cforall/programs/<sha>/. Keep under ~200 lines.
(or open the pre-filled issue directly)
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