Re: avoid slur-tie collision? (issue #582)

[Werner LEMBERG]

>> Naive question: We have a lot of code to avoid collisions between
>> various grobs.  What about slurs and ties?  Look at issue #582 for
>> samples.
> 
> Fixed with commit ad0e41c6cd25db2643d1a3e25242d284d6f65e69.

Thanks for that!  However, it fails with the following snippet:

  \version "2.15.41"

  \paper {
    ragged-right = ##f
  }

  \relative c'' {
    c1( ~ | c2. a4) |
  }