Issue 2285 in lilypond: Excessive processing time with systems-per-page

[lilypond]

Status: Accepted
Owner: ----
Labels: Type-Defect

New issue 2285 by address@hidden: Excessive processing time with  
systems-per-page
http://code.google.com/p/lilypond/issues/detail?id=2285

In the example below, processing time tends to infinite unless  
systems-per-page is set to 4.

\version "2.15.27"
\paper{
  systems-per-page=#7
}
music = { \repeat unfold 32 { c d e f} }
%1
{ \music}
\pageBreak
%2
{ \music}
\pageBreak
%3
{ \music}
\pageBreak
%4
{ \music}
\pageBreak
%5
{ \music}
\pageBreak
%6
{ \music}