segfault 2.11.20

[Jay Anderson]

I can't narrow this one down too much, it's really weird. For example
when I remove the two commented out lines the segfault goes away.

-----Jay

(I'm on Fedora Core 6)

=====
\version "2.11.20"

\score
{
 \new PianoStaff
 <<
   \new Staff="RH" \relative c'
   {
     c4 d e f |
   }

   \new Dynamics = "dynamics"
   {
     \time 4/4 s1 |
   }

   \new Staff="LH"
   \relative c
   {
     \clef bass
       c4 d e f |
   }
 >>
 \layout
 {
   \context
   {
     \type "Engraver_group"
     \name "Dynamics"
     \alias Voice
     \consists "Output_property_engraver"

     \override VerticalAxisGroup #'minimum-Y-extent = #'(-1 . 1)
     pedalSustainStrings = #'("Ped." "*Ped." "*")
     pedalUnaCordaStrings = #'("una corda" "" "tre corde")

     \consists "Piano_pedal_engraver"
     \consists "Script_engraver"
     \consists "Dynamic_engraver"
     \consists "Text_engraver"

     %\override TextScript #'font-size = #2
     %\override TextScript #'font-shape = #'italic
     \override TextScript #'extra-offset = #'(0 . 1.75)
     \override DynamicText #'extra-offset = #'(0 . 2.5)
     \override Hairpin #'extra-offset = #'(0 . 2.5)

     \consists "Skip_event_swallow_translator"

     \consists "Axis_group_engraver"
   }
   \context
   {
     \PianoStaff
     \accepts Dynamics
   }
 }
}
=====