Remove extra source
@@ -80,7 +80,6 @@ matrix:
- *BASE_SOURCES
- sourceline: 'deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-3.9 main'
key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'
- - llvm-toolchain-xenial-3.9
packages:
- *BASE_PACKAGES
- llvm-3.9-dev
