https://bugreports.qt.io/browse/QTBUG-56817 mentions that this is fixed with 5.4
** Changed in: gcc-5 (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1595385 Title: gcc 5.3.1 segmentation faults when compiling qt5/qtbase [dev] To manage notifications about this bug go to: https://bugs.launchpad.net/gcc/+bug/1595385/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs