kimageformats test fails on i386

[Jonathan Riddell]

I'm getting a fail for kwidgetsaddons 

      Start  1: kimageformats-read-jp2
 1/13 Test  #1: kimageformats-read-jp2 ...........***Failed    0.21 sec

Only this test fails and only on i386, tried with the latest git.  Any ideas?

Jonathan