Issue 1113 in lilypond: score with Ambitus_engraver and voice with spacers only produces "programming error"

[lilypond]

Status: Accepted
Owner: ----

New issue 1113 by brownian.box: score with Ambitus_engraver and voice with  
spacers only produces "programming error"
http://code.google.com/p/lilypond/issues/detail?id=1113

Reported by David Kastrup:

http://lists.gnu.org/archive/html/bug-lilypond/2010-06/msg00042.html

% sample.ly:
\new Voice \with {\consists "Ambitus_engraver"} { s4*0 \new Voice { c''4 }   
}
% eof

$ LANG=C lilypond sample.ly
GNU LilyPond 2.13.23
Processing `./sample.ly'
Parsing...
./sample.ly:0: warning: no \version statement found, please add

\version "2.13.23"

for future compatibility
Interpreting music...
Preprocessing graphical objects...
programming error: note column without heads and stem
continuing, cross fingers
programming error: note-column has no direction
Solving 1 page-breaking chunks...[1: 1 pages]
Drawing systems...
Layout output to `sample.ps'...
Converting to `./sample.pdf'...
success: Compilation successfully completed