Cross-system tied accidentals not hidden

[to7m]

% The 2nd system's accidental is correctly hidden, but the 4th system's is
% incorrectly present. The 6th system uses the workaround of placing the
% hide-tied-accidental-after-break bit in the voice. The direction of the
% ties is different too.


\version "2.18.2"

{ \override Accidental #'hide-tied-accidental-after-break = ##t
  { \break ges1~
    \break ges
    \break << { ges1~
    \break ges } \\ >>
    \break << { \override Accidental #'hide-tied-accidental-after-break =
##t ges1~
    \break ges } \\ >>
  }
}