Maxime Devos <maximedevos@telenet.be> writes:

> [[PGP Signed Part:No public key for 49E3EE22191725EE created at 2022-06-28T18:14:22+0200 using EDDSA]]
> Thomas Thiriez via General Guile related discussions schreef op di 28-
> 06-2022 om 16:41 [+0200]:
>> Jean Abou Samra <jean@abou-samra.fr> writes:
>> 
>> > Le 27/06/2022 à 15:56, Thomas Thiriez via General Guile related
>> > discussions a écrit :
>> [...]
>> > > (* 999 999 999) -> -76738825
>> [...]
>> > 
>> > We had exactly the same problem at LilyPond, and this was the 
>> > fix:
>> > 
>> > https://gitlab.com/lilypond/lilypond/-/blob/master/release/binaries/lib/dependencies.py#L721
>> > 
>> > Namely, you need to patch libguile/conv-integer.i.c and
>> > conv-uinteger.i.c to replace "SIZEOF_TYPE < SIZEOF_SCM_T_BITS"
>> > with "SIZEOF_TYPE < SIZEOF_LONG".
>> > 
>> > HTH,
>> > Jean
>> 
>> Thanks for the info. I have tried this, but it doesn't appear to 
>> be helping.
>> 
>> I did a few tests with lilypond, and here is what I found. I have 
>> a test.scm file containing:
>> 
>> (display (* 999)) (newline)
>> (display (* 999 999)) (newline)
>> (display (* 999 999 999)) (newline)
>> 
>> lilypond.exe -e '(load \"test.scm\")' test.ly
>> GNU LilyPond 2.23.10 (running Guile 2.2)
>> 999
>> 998001
>> 997002999
>> 
>> That is fine. Now, if I try compiling test.scm to test.go, I get:
>> 
>> lilypond.exe -e '(use-modules (system base compile))(compile-file 
>> \"test.scm\" #:output-file \"test.go\")' test.ly
>> GNU LilyPond 2.23.10 (running Guile 2.2)
>> ice-9/boot-9.scm:752:25: In procedure dispatch-exception:
>> In procedure bytevector-u64-set!: Value out of range: -149659645
>
> Possibly fixnum-related, so maybe:
>
> https://debbugs.gnu.org/cgi/bugreport.cgi?bug=42060
>
> Maybe 32-bit <-> 64-bit related, so maybe:
>
> https://debbugs.gnu.org/cgi/bugreport.cgi?bug=28920
>
> Also, guile@2.2 is not developed anymore AFAICT.

From what I see, Guile 2.2 does still get fixes, but no larger changes.
See https://git.savannah.gnu.org/cgit/guile.git/log/?h=stable-2.2

Best wishes,
Arne
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