ikarus/benchmarks/rnrs-benchmarks/fpsum.ss

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;;; FPSUM - Compute sum of integers from 0 to 1e6 using floating point
(library (rnrs-benchmarks fpsum)
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(export main)
(import (rnrs) (rnrs arithmetic flonums) (rnrs-benchmarks))
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(define (run)
(let loop ((i 1e6) (n 0.))
(if (fl<? i 0.)
n
(loop (fl- i 1.) (fl+ i n)))))
(define (main . args)
(run-benchmark
"fpsum"
fpsum-iters
(lambda (result) (equal? result 500000500000.))
(lambda () run))))