\version "2.8.3"
\relative {
\time 2/4
c2 | %% 'XXX' - all is OK if this line is not present
%% OK
<<
\times 2/3 { e8 e e e e e }
\\
\times 2/3 { c8 c c c c c }
>> |
%% BAD
%% if 'XXX' exists, tuplet brackets disappear with compile errors:
%% 'programming error: must
Example lily source as follows. All beaming after the second bar is broken.
I assume this is another variant of the grace note bug
http://lists.gnu.org/archive/html/bug-lilypond/2005-07/msg00050.html
\version "2.6.5"
\relative c' {
\time 2/4
%% OK HERE
\appoggiatura { c16[ c] }
c8 c c