ikarus/benchmarks/src/sum1.scm

27 lines
626 B
Scheme

;;; SUM1 -- One of the Kernighan and Van Wyk benchmarks.
(define inport #f)
(define (sumport port sum-so-far)
(let ((x (read port)))
(if (eof-object? x)
sum-so-far
(sumport port (FLOAT+ x sum-so-far)))))
(define (sum port)
(sumport port 0.0))
(define (go)
(set! inport (open-input-file "../../src/rn100"))
(let ((result (sum inport)))
(close-input-port inport)
result))
(define (main . args)
(run-benchmark
"sum1"
sum1-iters
(lambda (result) (and (FLOAT>= result 15794.974999999)
(FLOAT<= result 15794.975000001)))
(lambda () (lambda () (go)))))