I’m trying to install clang-11 using command
Step 1
apt install clang-11
fails with error
The following packages have unmet dependencies: clang-11 : Depends: libclang-cpp11 (>= 1:11.1.0~++20210428103820+1fdec59bffc1) but 1:11~++20200715091411+c86c1e972da-1~exp1~20200715072025.1806 is to be installed Depends: libclang-common-11-dev (= 1:11.1.0~++20210428103820+1fdec59bffc1-1~exp1~20210428204437.162) but 1:11~++20200715091411+c86c1e972da-1~exp1~20200715072025.1806 is to be installed Recommends: libomp-11-dev but it is not going to be installed E: Unable to correct problems, you have held broken packages.
Step 2
apt install libclang-cpp11
fails with error
The following packages have unmet dependencies: libclang-cpp11 : Depends: libllvm11 (= 1:11.1.0~++20210428103820+1fdec59bffc1-1~exp1~20210428204437.162) but 1:11~++20200715091411+c86c1e972da-1~exp1~20200715072025.1806 is to be installed
Step 3 apt install libllvm11
fails with error
The following packages have unmet dependencies: libllvm11 : Depends: libtinfo6 (>= 6) but it is not installable
I have installed nurses but get libtinfo error. Can you let help in resolving dependency issue ?
Ubuntu Version: 18.04
Output of Command
sudo apt-cache policy clang-11
clang-11: Installed: (none) Candidate: 1:11.1.0~++20210428103820+1fdec59bffc1-1~exp1~20210428204437.162 Version table: 1:11.1.0~++20210428103820+1fdec59bffc1-1~exp1~20210428204437.162 500 500 http://apt.llvm.org/buster llvm-toolchain-buster-11/main amd64 Packages
