Comment # 1 on bug 1012388 from Simon Lees

(In reply to Andreas Schneider from comment #0)
> In the file
> 
> /etc/rpm/macros.cmake
> 
> 
>    -Wl,--no-undefined
> 
> 
> should not be set for CMAKE_MODULE_LINKER_FLAGS. As modules are loaded into
> other binaries they are allowed to have undefined functions. Normally the
> application loading them has the required library loaded.
> 
> Please remove the flag for modules in openSUSE Leap, Tumbleweed and Factory.
> 
> 
> Thanks

This can be done easily for Factory/Tumbleweed, Already released Leap is much
harder though as cmake comes from SLE and changing it would cause rebuilds of
many packages in both already released SLE and Leap which would make a number
of people rather unhappy. It can probably be done for 42.3 though.