message: ci: install lld
diff: @@ -11,7 +11,7 @@ apt-get install -y wget software-properties-common make cmake git python python-
  wget -O - http://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add -
  apt-add-repository "deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-6.0 main"
  apt-get update
  -apt-get install -y clang-6.0 clang-format-6.0
  +apt-get install -y clang-6.0 clang-format-6.0 lld-6.0
  # Bazel and related dependencies.
  apt-get install -y openjdk-8-jdk curl
  echo "deb [arch=amd64] http://storage.googleapis.com/bazel-apt stable jdk1.8" | tee /etc/apt/sources.list.d/bazel.list
  