master segfault

[Dan Eble]

I get a segfault when I try to make test-baseline @ 
fdf60f1462340bc663846e3efde352408def8f5f.

> Please check the logfile
> 
>   /home/user/lilypond-build/input/regression/midi/voice-4.log
> 
> for errors. Last 20 lines:
> 
> Command: /home/user/lilypond-build/out/bin/lilypond -H texidoc -H options -o 
> ./out-test /home/user/lilypond-src/input/regression/midi/voice-4.ly
> 
> Changing working directory to: `./out-test'
> Processing `/home/user/lilypond-src/input/regression/midi/voice-4.ly'
> Parsing...
> Interpreting music...
> Preprocessing graphical objects...
> Interpreting music...Segmentation fault
> make[3]: *** [/home/user/lilypond-src/./input/regression/midi/GNUmakefile:27: 
> out-test/voice-4.midi] Error 139
> make[3]: *** Waiting for unfinished jobs....
> make[2]: *** [/home/user/lilypond-src/./make/lysdoc-targets.make:49: 
> lysdoc-test] Error 2
> make[1]: *** [/home/user/lilypond-src/GNUmakefile.in:305: test] Error 2
> make: *** [/home/user/lilypond-src/GNUmakefile.in:311: test-baseline-pre] 
> Error 2

It doesn't happen when I run that command on its own.  I won't have time to 
help investigate for a number of hours, but I thought I should mention it.
— 
Dan