It does not seem to help building with those two additional QDBus patches (qtbase 5.6.1+dfsg-3ubuntu6~1):
https://launchpad.net/~ci-train-ppa- service/+archive/ubuntu/1968/+build/10936648/+files/buildlog_ubuntu- yakkety-ppc64el.thumbnailer_2.4+16.10.20160921-0ubuntu1_BUILDING.txt.gz Another full rebuild confirms that the problem is not there on xenial+overlay: https://launchpad.net/~ci-train-ppa- service/+archive/ubuntu/1969/+packages Xenial+overlay and Yakkety have identical Qt packages, so this points to the direction of GCC6 or glibc 2.24, either via how they affect Qt or some other component. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to thumbnailer in Ubuntu. https://bugs.launchpad.net/bugs/1613561 Title: [MIR] thumbnailer Status in thumbnailer package in Ubuntu: Incomplete Bug description: [Availability] * Available in universe [Rationale] * This package is required by many Ubuntu Touch applications and scopes, such as gallery app, music app, today scope, music scope, etc. [Security] * No known security issues at this time. It has been reviewed by security in the past for use on the phone. [Quality assurance] * This package has unit tests. [Dependencies] Most dependencies are already in main with the exception of the following: * libboost-filesystem-dev * libunity-api-dev (Bug #1613563) * persistent-cache-cpp-dev (Bug #1613560) Note that the package has other dependencies that are not in main, but these are used only for the tests and are not runtime dependencies. [Standards compliance] * This package uses cmake. [Maintenance] * This package is maintained by Canonical and actively in use on the phone images. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thumbnailer/+bug/1613561/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp