On Saturday 12 of May 2012 23:00:13 JonY wrote: > On 5/9/2012 21:33, niXman wrote: > > 2012/5/9 Václav Zeman: > >> It is the platforms ABI, why would you want to disable it? > > If it is the platforms ABI, why before version 4.7.x this was not required? > > I do not want to use the thiscall in 4.7.x version, and the next versions. > > > > This is an ABI change, a move to make GCC closer to C++ ABI on Windows > (namely MSVC). are there any benefits from this move? iirc gcc users can't call msvc-c++ parts directly due to different objects layout and name mangling.