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Thiago Macieira 07fffa6010 QDateTime: Fix clearing the ShortData flag in setMSecsSinceEpoch 
Unlike setTimeSpec, this forgot to clear the bit when detaching. So it's
possible that some further use of the flags could incorrectly conclude
that the data was short and then proceed to corrupt the pointer.

The example from QTBUG-59061 caused this because toUTC() -> toTimeSpec()
calls setMSecsSinceEpoch which left the bit set; then addDays() calls
setDateTime(), which calls checkValidDateTime() and that corrupted the
pointer. This problem was more visible on 32-bit systems because no
QDateTime was short (except for default constructed ones), but it
can happen on 64-bit with sufficiently large dates.

Task-number: QTBUG-59061
Change-Id: Ibc5c715fda334a75bd2efffd14a562a375a4e69b
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
2017-02-24 16:17:03 +00:00
bin don't include injected headers into linker version script 2016-10-14 09:00:29 +00:00
config.tests Fix MIPS DSP configuration 2017-01-27 15:08:57 +00:00
dist Add changes file for 5.8.0 2017-01-02 06:50:47 +00:00
doc Doc: Ignore QML/JavaScript parsing errors 2017-02-07 08:34:39 +00:00
examples use regular configure mechanism for openssl library references 2017-02-22 07:45:59 +00:00
lib Purge all fonts 2015-08-18 19:59:14 +00:00
mkspecs Add CONFIG += no_moc_predefs to allow one to escape problems 2017-02-23 07:51:50 +00:00
qmake Doc: Remove mentioning of Windows CE from qmake documentation 2017-02-14 12:48:35 +00:00
src QDateTime: Fix clearing the ShortData flag in setMSecsSinceEpoch 2017-02-24 16:17:03 +00:00
tests QDateTime: Fix clearing the ShortData flag in setMSecsSinceEpoch 2017-02-24 16:17:03 +00:00
util Also release winmain, qopenglextensions under commercial licenses 2016-11-18 16:19:56 +00:00
.gitattributes
.gitignore Update .gitignore 2017-01-18 10:58:02 +00:00
.qmake.conf Bump version 2017-01-03 13:25:46 +01:00
.tag
config_help.txt configure: generalize command line overrides of library parameters 2017-02-22 07:46:25 +00:00
configure complain about various invalid configuration attempts 2017-01-06 20:10:10 +00:00
configure.bat reduce nesting in configure.bat 2017-01-10 12:44:21 +00:00
configure.json Output "qml-debug" as privateFeature 2017-02-23 14:11:54 +00:00
configure.pri Remove outdated check for Apple Clang 2.x and 3.x 2017-02-08 05:28:01 +00:00
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INSTALL Doc: Update links in INSTALL file 2015-02-16 09:06:41 +00:00
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qtbase.pro nuke configure -host-option 2016-12-13 18:55:59 +00:00
sync.profile Merge remote-tracking branch 'origin/5.7' into 5.8 2016-11-16 12:35:36 +01:00