try to fix doxygen dependency

owent · Apr 14, 2018 · 90ef071 · 90ef071
1 parent ddbf84e
commit 90ef071
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -64,8 +64,11 @@ matrix:
         apt:
           sources:
             - ubuntu-toolchain-r-test
+            - llvm-toolchain-trusty-6.0
           packages:
             - graphviz
+            - libclang-dev
+            - libclang-6.0-dev
       script:
         - cd "docs";
         - if [ ! -e "$DOXYGEN_BIN" ]; then