Re: Guile 64-bit Windows support, redux

[Jonas Hahnfeld]

On Wed, 2024-03-20 at 16:40 -0400, Thompson, David wrote:
> On Wed, Mar 20, 2024 at 4:29 PM Jonas Hahnfeld <hahnjo@hahnjo.de> wrote:
> > So I can confirm that JIT indeed doesn't work right now on 64-bit
> > MinGW, but it's relatively easy to fix (first patch). In essence
> > lightening was getting the calling convention wrong.
> 
> Wow! Have you seen the JIT do its thing (via GUILE_JIT_LOG) or just
> verified that compilation succeeds when JIT is enabled? Either way, a
> big step forward. The patch is very simple, too.

I had only verified that the produced LilyPond executable still worked,
but I can now confirm that setting GUILE_JIT_LOG shows that something
is happening. I don't have performance data on this yet, I asked the
community to test the version on larger inputs.

> > Compilation just works --with-threads, as long as bdwgc was built with
> > --enable-threads=posix to override the automatic detection of win32
> > threading. I haven't tested if it actually works, but there might be a
> > good chance.
> 
> This is also encouraging! Anyone out there want to run a test using
> call-with-new-thread?

So for the fun, I tried compiling --with-threads again and (call-with-
new-thread) seems to return new threads.

Cheers
Jonas

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