l...@gnu.org (Ludovic Courtès) skribis: > Jan Nieuwenhuizen <jann...@gnu.org> skribis: > >> I have been building quite some versions of Guile the past week. There >> re a couple of .go files that keep giving me problems wrt >> nondeterminism: >> >> web/server/http.go >> >> (define *timer* (gettimeofday)) seemed suspect, but seems harmless. >> >> rnrs/arithmetic/fixnums.go >> >> make-implementation-restriction-violation seemed suspect, but commenting >> it out does not seem to help. >> >> After commenting out all of http.scm and fixnums.scm, yesterday I had 3 >> Guix builds on two machines (GuixSD and one Ubuntu+Guix) that were >> bit-identical, but one build showed differences in >> >> system/repl/commands.go >> >> Apparently most of the time this file builds deterministicly, but some >> times it does not!? Ideas? > > Did you look at these differences with diffoscope? That would be > useful.
I built it with ‘guix build --rounds=2 -K’ and got 17 differing .go files. I looked at srfi/srfi-9/gnu.go with ediff + hexl-mode in Emacs and found a dozen of “t-XYZ” and “tmp-XYZ” identifiers with a different value for XYZ (an integer). To be continued… Ludo’.
