Fixing osx build for osx

cheesema · cheesema · commit 3e34e00f0bf1 · 2021-05-01T12:02:09.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -19,6 +19,13 @@ matrix:
         - libtiff5
   - os: osx
     osx_image: xcode11.4
+    addons:
+      homebrew:
+        packages:
+          - c-blosc
+          - cmake
+          - llvm
+          - libomp
   - os: windows
     language: cpp
 
