Created attachment 664264 [details] Build log =media-sound/lilypond-2.21.5 fails to build with USE=doc It builds fine with USE=-doc Build log and emerge --info attached.
Created attachment 664267 [details] emerge --info media-sound/lilypond
/var/tmp/portage/media-sound/lilypond-2.21.5/work/lilypond-2.21.5/Documentation/./out-www/en/snippets.texi2pdf.log might be useful too. Can you try 2.21.6?
Created attachment 664270 [details] snippets.texi2pdf.log
2.21.6 also fails to build with USE=doc
Same here.
The error in media-sound/lilypond-2.21.6 seems different (i.e. it seems there are no latex errors): Warning: No such file: notation/vocal.texi (search path: .:out-www/en/:out-www/en//included:/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/Documentation/en:/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/Documentation/pictures:out-www/en/:./out-www/en:/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/Documentation/en:/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/Documentation/en/included:/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/input/regression:./out-www:/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/Documentation) make[2]: *** [GNUmakefile:181: out-www/en/notation.xref-map] Error 1 make[2]: *** Waiting for unfinished jobs.... make[2]: Leaving directory '/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/Documentation' make[1]: *** [/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/stepmake/stepmake/generic-targets.make:150: WWW] Error 2 make[1]: Leaving directory '/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6' make: *** [/var/tmp/portage/media-sound/lilypond-2.21.6/work/lilypond-2.21.6/stepmake/stepmake/generic-targets.make:155: doc] Error 2
*** Bug 765667 has been marked as a duplicate of this bug. ***
media-sound/lilypond-2.23.0 also failed to build with USE=doc
Version 2.23.2 works for me with USE="doc". I didn't test any previous version.