[Development] Qt 5.9

[Kevin Kofler]

Bo Thorsen wrote:
> The reason for doing 32 bit MSVC releasees is 3rd party libraries. Is
> that a valid reason for MinGW? I would have thought that the guys using
> it pretty much have to compile everything themselves anyway.

C libraries are normally interoperable between VC and MinGW. Even C++ 
libraries with a purely extern "C" API should work with both compilers. Only 
the C++ ABI is incompatible.

So you can have a 32-bit binary-only DLL that works with MinGW32, but of 
course not with MinGW64.

        Kevin Kofler