libllvm3.8v4_ERROR

unwrapping libllvm3.8v4:amd64 (1:3.8-2ubuntu3~trusty4) ...
dpkg: error processing file /var/cache/apt/archives/libllvm3.8v4_1%3a3.8-2ubuntu3~trusty4_amd64.deb (--unpack):
 trying to overwrite `/usr/lib/x86_64-linux-gnu/libLLVM-3.8.so.1', which it is also in the package libllvm3.8:amd64 1:3.8~svn271772-1~exp1
dpkg-deb: error:the thread was copied by signal (Broken pipe)
Errors were encountered while processing:
 /var/cache/apt/archives/libllvm3.8v4_1%3a3.8-2ubuntu3~trusty4_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)