David Sumbler <da...@aeolia.co.uk> writes:

> As an experiment, I produced this:
>
> File: experimentNotes.ly
>
> \version "2.19.24" 
>
> compileA =
> \score {
>   \new Staff {
>    a' a' a' a'
>   }
>   \layout { }
> }

[...]

> #(if sectionA #{ \compileA #} )

#... at top level is executed and the result ignored to allow for
#(set! ...) and similar expressions with usually unspecified return
#codes.  Just try

$(if sectionA compileA)

instead.

-- 
David Kastrup

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