diff options
Diffstat (limited to 'guix/memoization.scm')
| -rw-r--r-- | guix/memoization.scm | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/guix/memoization.scm b/guix/memoization.scm index 5cae283610..bf3b73d806 100644 --- a/guix/memoization.scm +++ b/guix/memoization.scm @@ -76,10 +76,11 @@ the result is returned via (apply values results)." exactly one value." ((_ cached () body ...) ;; The zero-argument case is equivalent to a promise. - (let ((result #f) (cached? #f)) + (let ((result #f) (cached? #f) + (compute (lambda () body ...))) (lambda () (unless cached? - (set! result (begin body ...)) + (set! result (compute)) (set! cached? #t)) result))) |