Hi, I've run the kdelibs with the environment variable QT_FATAL_WARNINGS=1, and the number of failed tests has grown in a noticeable way. (also with 2 crashes).
I guess that less Qt warnings usually means less unexpected crashes. Therefore I suggest to add that variable to the test target, and if it is possible, to fix the failed unittests before 4.6.0 is released. Best Regards. QT_FATAL_WARNINGS=1 make test The following tests FAILED: 7 - nepomuk-proxyfacettest (Failed) 30 - kdecore-klockfiletest (Failed) 41 - kdecore-kservicetest (Failed) 49 - kdecore-ksycocathreadtest (Failed) 63 - sonnet-test_core (Failed) 68 - kdeui-kconfigguitest (Failed) 80 - kdeui-kreplacetest (Failed) 95 - kdeui-kdescendantsproxymodeltest (Failed) 96 - kdeui-kselectionproxymodeltest (Failed) 101 - kio-krununittest (Failed) 103 - kio-jobtest (Failed) 104 - kio-jobremotetest (Failed) 109 - kio-kdirmodeltest (Failed) 110 - kio-kdirlistertest (Failed) 111 - kio-fileundomanagertest (Failed) 112 - kio-kfilemetainfotest (Failed) 115 - solidhwtest (Failed) 117 - kmimeassociationstest (Failed) 120 - kfile-kfileplacesmodeltest (Failed) 121 - kfile-kurlnavigatortest (Failed) 122 - kfile-kdiroperatortest (Failed) 132 - kparts-openorsavequestion_unittest (Failed) 133 - kemoticontest2 (Failed) 139 - kate-range_test (Failed) 140 - kate-undomanager_test (Failed) 141 - kate-plaintextsearch_test (Failed) 142 - kate-regexpsearch_test (Failed) 143 - kate-scriptdocument_test (Failed) 145 - kate-searchbar_test (Failed) 146 - kate-movingcursor_test (Failed) 147 - kate-movingrange_test (Failed) 148 - kate-katedocument_test (Failed) 149 - kate-kateview_test (Failed) 150 - kate-revision_test (Failed) 151 - kate-templatehandler_test (Failed) 152 - kate-indenttest (Failed) 153 - kate-bug213964_test (Failed) 174 - plasma-plasmoidpackagetest (Failed) 175 - plasma-runnercontexttest (Failed) 176 - plasma-configloadertest (Failed)