Subtitles: A large not breakable line cause the VideoLAN client to doesn't show this subtitle at all

A large not breakable line cause the VideoLAN client to doesn't show this subtitle at all, example:

1
00:00:02,001 --> 00:00:16,001
ALargeNotBreakableLineCauseTheVideoLANClientToDoesNotShowThisSubtitleAtAll

The player should display it with part of the text that doesn't fit in the video truncated.