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Re: GSoC 2020: Unexpected "regressions"...

From: Han-Wen Nienhuys
Subject: Re: GSoC 2020: Unexpected "regressions"...
Date: Fri, 28 Aug 2020 18:29:58 +0200

On Fri, Aug 28, 2020 at 9:03 AM Owen Lamb <> wrote:
> Hi all,
> I've encountered a couple of unexpected regressions for my first commit.
> The first one was an issue with tablature stems, which I was able to fix.
> The other, however, is baffling to me.
> It appears that musicxml2ly creates slightly different .ly files between
> the two commits, for musicxml tests 03b and 71d. In particular, it's
> confusing the order of two voices within a staff. The odd thing is that
> test 71d appears to have correct output only *after *my commit is applied,
> while 03b is correct only *before *my commit is applied (i.e. on the
> baseline commit).

I have seen this too. I suspect there is some hash table randomization
in the xml2ly code that makes the result unpredictable. It's not
related to the fonts, so I'd just ignore it for now.

Han-Wen Nienhuys - -

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