[Qt-interest] Qt 4.6, Qt Creator 1.3 and previews of new APIs and Maemo 5 port released

[Mihail Naydenov]

----- Original Message ----
> From: Thiago Macieira <thiago at kde.org>
> To: qt-interest at trolltech.com
> Sent: Tue, December 1, 2009 8:15:48 PM
> Subject: Re: [Qt-interest] Qt 4.6, Qt Creator 1.3 and previews of new APIs and Maemo 5 port released
> 
> Em Terça-feira 01 Dezembro 2009, às 18:46:16, Mihail Naydenov escreveu:
> > I fail to compile a simple, QtCreator generated, GUI project (Qt4 GUI
> >  Application)
> > 
> > e:\Qt\2009.05\qt\lib/libqtmaind.a(qtmain_win.o): In function `WinMain at 16':
> > C:\qt-greenhouse\Trolltech\Code_less_create_more\Trolltech\Code_less_create
> > _more\Troll\4.6\qt\src\winmain/qtmain_win.cpp:93: undefined reference to
> >  `_Unwind_Resume'
> >  C:\qt-greenhouse\Trolltech\Code_less_create_more\Trolltech\Code_less_creat
> > e_more\Troll\4.6\qt\src\winmain/qtmain_win.cpp:135: undefined reference to
> >  `_Unwind_Resume'
> >  e:\Qt\2009.05\qt\lib/libqtmaind.a(qtmain_win.o):C:\qt-greenhouse\Trolltech
> > \Code_less_create_more\Trolltech\Code_less_create_more\Troll\4.6\qt\src\win
> > main/../../include/QtCore/../../src/corelib/tools/qvector.h:481: undefined
> >  reference to `_Unwind_Resume'
> >  e:\Qt\2009.05\qt\lib/libqtmaind.a(qtmain_win.o):C:\qt-greenhouse\Trolltech
> > \Code_less_create_more\Trolltech\Code_less_create_more\Troll\4.6\qt\src\win
> > main/../../include/QtCore/../../src/corelib/tools/qvector.h:482: undefined
> >  reference to `_Unwind_Resume'
> >  e:\Qt\2009.05\qt\lib/libqtmaind.a(qtmain_win.o):qtmain_win.cpp:(.eh_frame+
> > 0x12): undefined reference to `__gxx_personality_v0' collect2: ld returned
> >  1 exit status
> 
> Qt 4.6's Windows MinGW binaries are built with MinGW 4.4, which is binary-
> incompatible with the 3.4 previously used when it comes to exceptions.
> 
> The previous 3.4 solution used the older setjmp/longjmp method (SJLJ) that has 
> runtime performance penalties even if no exceptions are thrown. The newer 
> version uses the new eh_spec specified in the Itanium C++ ABI.
> 

I was actually using 4.4 from a tdm package.
Anyway, installed the one from the SDK and its ok.

thank you
MihailNaydenov

> So you have to upgrade your mingw if you want to use our precompiled binaries. 
> If you cannot do that, you can always rebuild Qt 4.6 from the sources using 
> your installed compiler.
> 
> -- 
> Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
>   Senior Product Manager - Nokia, Qt Development Frameworks
>       PGP/GPG: 0x6EF45358; fingerprint:
>       E067 918B B660 DBD1 105C  966C 33F5 F005 6EF4 5358