Comment # 3 on bug 932011 from Bj�rn Lie

This sounds possibly like 
https://bugzilla.gnome.org/show_bug.cgi?id=745649

The patches from the above bug are present in both Tumbleweed and Leap, so I
assume this is fixed.

Thu Oct 15 19:34:33 UTC 2015 - zaitor@opensuse.org

- Update to version 3.18.1:
snip
  + Fix icons getting cut off in dash (bgo#745649).
snip

Have you experienced it since you got gnome-shell 3.18.1?

(Pushed out in TW 22/10).