On 03/08/15 07:14, NP-Hardass wrote: > ^^ has the pleasant side effect of being easier to read, as a user. The > user receives a message saying "at-most-one-of" instead of some > convoluted other expression that they don't understand. > > I am all for the use of ^^ add the default for this reason.
This introduces a usability nightmare for anyone with both qt4 and qt5 in their global USE flags (a common configuration).