Fix spurious g++ warning about possibly uninitialized variable use.

The variables are actually initialized in all cases if the enum has valid
value but the compiler doesn't seem to take this into account, so just
initialize them always to avoid the warnings.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73968 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Use "-t" option when running buildbot tests under Windows.

Use "-t" in runtests.bar used by Windows build slaves to get more information
about the test failures, notably if they crash before completing.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73969 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Disable the rest of Editable() test for wxBitmapComboBox.

See r73957, this test keeps failing when running on a build slave, even though
it passes when ran locally.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73970 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Disable double-to-float conversion tests in wxAny code.

This seems to be the reason for the heap corruption in wxOSX PPC builds.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73971 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775