1\version "2.16.0"
2#(ly:set-option 'warning-as-error #f)
3#(ly:expect-warning (ly:translate-cpp-warning-scheme "adding note head to incompatible stem (type = %d/%d)") 1 1)
4#(ly:expect-warning (ly:translate-cpp-warning-scheme "maybe input should specify polyphonic voices"))
5#(ly:expect-warning (ly:translate-cpp-warning-scheme "adding note head to incompatible stem (type = %d/%d)") 1 8)
6#(ly:expect-warning (ly:translate-cpp-warning-scheme "maybe input should specify polyphonic voices"))
7#(ly:expect-warning (ly:translate-cpp-warning-scheme "adding note head to incompatible stem (type = %d/%d)") 4 1)
8#(ly:expect-warning (ly:translate-cpp-warning-scheme "maybe input should specify polyphonic voices"))
9#(ly:expect-warning (ly:translate-cpp-warning-scheme "adding note head to incompatible stem (type = %d/%d)") 1 1)
10#(ly:expect-warning (ly:translate-cpp-warning-scheme "maybe input should specify polyphonic voices"))
11#(ly:expect-warning (ly:translate-cpp-warning-scheme "adding note head to incompatible stem (type = %d/%d)") 1 4)
12#(ly:expect-warning (ly:translate-cpp-warning-scheme "maybe input should specify polyphonic voices"))
13#(ly:expect-warning (ly:translate-cpp-warning-scheme "adding note head to incompatible stem (type = %d/%d)") 1 1)
14#(ly:expect-warning (ly:translate-cpp-warning-scheme "maybe input should specify polyphonic voices"))
15#(ly:expect-warning (ly:translate-cpp-warning-scheme "adding note head to incompatible stem (type = %d/%d)") 1 4)
16#(ly:expect-warning (ly:translate-cpp-warning-scheme "maybe input should specify polyphonic voices"))
17#(ly:expect-warning (ly:translate-cpp-warning-scheme "adding note head to incompatible stem (type = %d/%d)") 1 8)
18#(ly:expect-warning (ly:translate-cpp-warning-scheme "maybe input should specify polyphonic voices"))
19
20
21\header {
22
23  texidoc = "
24Combine several kinds of stems in parallel voices.
25"
26
27}
28
29\new Voice { \time 4/1
30	     << c'\breve e'8 >>
31	     << c'8 e'\breve >> |
32	     << c'\longa e'1 >> |
33	     << c'1 e'\longa >> |
34	     << c'2 e'1 >>
35	     << c'1 e'2 >>
36	     << c'2 e'4 >>
37	     << c'4 e'2 >>
38	     << c'2 e'8 >>
39	     << c'8 e'2 >>
40}
41