Qt Creator version 3.1.2 is a bugfix release.

The most important changes are listed in this document. For a complete
list of changes, see the Git log for the Qt Creator sources that
you can check out from the public Git repository. For example:

git clone git://gitorious.org/qt-creator/qt-creator.git
git log --cherry-pick --pretty=oneline v3.1.1..v3.1.2

General
   * Fixed restoring of output pane button visibility

Editing
   * Fixed crash with highlight definitions and indentation based folding enabled
     (QTCREATORBUG-12172)
   * Fixed setting current file when clicking on split view (QTCREATORBUG-12264)

Help
   * Fixed that pressing F1 twice would not go to Help mode
     (QTCREATORBUG-9093)
   * Fixed filtering in topic chooser

QMake Projects
   * Fixed adding files through context menu in case of multiple
     resource files (QTCREATORBUG-12297)
   * Fixed that resource files were no longer appearing in
     Locator and search

Debugging
   * GDB
      * Worked around GDB crash with large object names
        (QTCREATORBUG-12330)

C++ Support
   * Fixed crash with anonymous unions with __attribute__
     (QTCREATORBUG-12345)

Code Paster
   * Fixed crash in case of invalid protocol setting (QTCREATORBUG-12364)

Beautifier
   * Fixed problem on Mac when starting Qt Creator from Finder
     (QTCREATORBUG-12057)

Platform Specific

Windows
   * Fixed matching of paths in Locator (QTCREATORBUG-12007)

QNX
   * Fixed font path on devices