mingw32-fxc2 from home:rhabacker:branches:windows:mingw:win32:Qt512 project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:rhabacker:branches:windows:mingw:win32:Qt512/openSUSE_Tumbleweed/home:rhabacker:branches:windows:mingw:win32:Qt512.repo zypper refresh zypper install mingw32-fxc2