On 31.05.2021 23:44, dsm...@roadrunner.com wrote: > In git main it appears to work but with a warning: > > $ guile --r7rs > GNU Guile 3.0.7.13-c1fd55-dirty > ... > > scheme@(guile-user)> (import (scheme base)) > scheme@(guile-user)> (member 'a '(b)) > WARNING: (guile-user): imported module (scheme base) overrides core binding > `member' > $1 = #f > scheme@(guile-user)> (member 'a '(b a)) > $2 = (a) > > > -Dale > > > ----------------------------------------- > > From: "Arvydas Silanskas" > To: 48...@debbugs.gnu.org > Cc: > Sent: Monday May 31 2021 5:10:12PM > Subject: bug#48765: `member` from (scheme base) returns empty list instead of > #f when item is not found > > Default `member` works fine: > > $ guile >> (member 'a '(b)) $1 = #f > > However, using scheme base it returns empty list > $ guile --r7rs >> (import (scheme base)) >> (member 'a '(b)) > $1 = () > Other functions (memq, memv) seem to work fine. > I am using version 3.0.5 as distributed by debian bullseye
The fix for this was part of the 3.0.6 release. :-) Older report on the same bug: https://bugs.gnu.org/43304 The warning can be safely ignored, and I believe it won't appear when writing an R7RS library using 'define-library'. Closing this report but feel free to ask further questions. -- Taylan
