-\version "2.17.6"
+\version "2.19.21"
\header {
texidoc = "The two dots of a repeat sign should be symmetric
to the staff centre and avoid staff lines even for exotic staves."
}
-mus = \context Voice { \relative f' { d e f g \bar ":|." } }
+mus = \context Voice { \relative { d' e f g \bar ":|." } }
\new Staff {
<<