possibly related to https://labs.parabola.nu/issues/1478

* inkscape failed to launch
* 'llvm38-libs' package would not install due to conflicting installed files
* after `sudo pacman -Syu` the 'llvm38-libs' package is no longer available

<pre>



$ inkscape
inkscape: error while loading shared libraries: libLLVM-3.8.so: cannot open shared object file: No such file or directory

$ pkgfile libLLVM-3.8.so
pcr/llvm38-libs

$ sudo pacman -Ss llvm38-libs
pcr/llvm38-libs 3.8.1-1
Low Level Virtual Machine (runtime libraries)

$ sudo pacman -S llvm38-libs
resolving dependencies...
looking for conflicting packages...

Packages (1) llvm38-libs-3.8.1-1

Total Download Size: 10.24 MiB
Total Installed Size: 41.25 MiB

:: Proceed with installation? [Y/n]
:: Retrieving packages...
llvm38-libs-3.8.1-1-x86_64 10.2 MiB 1080K/s 00:10 [##################################] 100%
(1/1) checking keys in keyring [##################################] 100%
(1/1) checking package integrity [##################################] 100%
(1/1) loading package files [##################################] 100%
(1/1) checking for file conflicts [##################################] 100%
error: failed to commit transaction (conflicting files)
llvm38-libs: /usr/lib/LLVMgold.so exists in filesystem
llvm38-libs: /usr/lib/bfd-plugins/LLVMgold.so exists in filesystem
llvm38-libs: /usr/lib/libLLVM.so exists in filesystem
llvm38-libs: /usr/lib/libLTO.so exists in filesystem
Errors occurred, no packages were upgraded.

$ sudo pacman -Syu
....

$ sudo pacman -Sy llvm38-libs
error: target not found: llvm38-libs

</pre>