On Thursday 10 October 2013 15:04:40 Harri Porten wrote: > Hi! > > I just learnt about what looks like an ABI regression in Qt 5.2: > > The function QFontDatabase::supportsThreadedFontRendering() got deprecated > in 5.2 with commit b0b786a2f05e9451a65519ab8904f55c35f51b7d: > > - static bool supportsThreadedFontRendering(); > +#if QT_DEPRECATED_SINCE(5, 2) > + QT_DEPRECATED static inline bool supportsThreadedFontRendering() { > return true; } +#endif > > At the same time it got inlined. At least with MinGW this made the symbol > go away. While e.g. MSVC still exports it. > > Now I don't know the exact strategy pursured by QT_DEPRECATED but I assume > that the function's symbol should not disappear from the 5.2 ABI? If so, > I wonder whether removing the "inline" will already do the job.
Hi, Thanks for spotting this issue. That patch indeed removed a symbol. Removing "inline" is not enough. One need to put back the definition in the .cpp file. Please fill a bug report. (or a patch :-)) -- Olivier Woboq - Qt services and support - http://woboq.com - http://code.woboq.org _______________________________________________ Development mailing list Development@qt-project.org http://lists.qt-project.org/mailman/listinfo/development