trying things

JamesYang007 · May 19, 2020 · 0da4605 · 0da4605
1 parent 55f475e
commit 0da4605
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -106,7 +106,8 @@ jobs:
           compiler: gcc
           addons:
             apt:
-              sources: ['ubuntu-toolchain-r-test', 'build-essential']
+              sources: ['g++-9', ubuntu-toolchain-r-test', 
+                  'libstdc++6', 'build-essential']
 
           script: 
             - wget http://doxygen.nl/files/doxygen-1.8.18.linux.bin.tar.gz