Travis CI: Test explicit DEFAULT_VDB

diff --git a/.travis.yml b/.travis.yml
index 3017cf5a55060b10f27634d9754efe46e7ccd81c..3e88f9d85031ba12907c5f2b26092fda0bfc5dde 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -96,7 +96,7 @@ matrix:
   - os: linux
     compiler: clang
     env:
-    - CFLAGS_EXTRA="-march=native -D _FORTIFY_SOURCE=2"
+    - CFLAGS_EXTRA="-march=native -D _FORTIFY_SOURCE=2 -D DEFAULT_VDB"
     - CONF_OPTIONS="--with-libatomic-ops=no --enable-cplusplus --disable-handle-fork"
   - os: linux
     addons: