On Apr 22, 2017, at 13:56, db wrote: > > On a 10.8.5-system with default compiler qt5 @5.7.1 and qt56 @5.6.2 require clang-4.0 to build, while another whose compiler is set to clang-3.9 shows this as dependency. Can anyone confirm the former? Sounds plausible. What's your question / problem with this?