1\version "2.21.7"
2
3\header {
4  texidoc = "The output should include a clef, key signature, and time
5signature."
6}
7
8#(ly:set-option 'warning-as-error #t)
9
10\score {
11  {
12    \clef "bass"
13    \key d \major
14    s4
15  }
16}
17