* Nikita Popov:

> In f42 the main llvm package switched to installing all files under a 
> /usr/lib{64}/llvmN prefix and
> providing symlinks in the default prefix, to align the contents between the 
> versioned and unversioned
> packages. What we were not aware of at the time is that rpm's support for 
> symlinks is very bad.
>
> The latest issue we've run into is multilib installations. On f42, it's no 
> longer possible to install
> llvm-devel.x86_64 and llvm-devel.i686 at the same time, because they have 
> conflicts at paths like
> /usr/bin/opt. These conflicts previously existed as well, but while rpm will 
> happily ignore multilib file
> conflicts (resolving in favor of x86_64), having a symlink conflict is a hard 
> error. (The symlink will point
> to /usr/lib/llvmN/bin/opt on i686 and /usr/lib64/llvmN/bin/opt on x86_64.)

I think you should install executables into /usr/libexec/llvmN.  These
paths will be identical across architectures.  cthe symbolic link
targets will be the same, and the multilib conflicts should be gone.

Thanks,
Florian

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